diff --git a/docs/prompt-architecture-improvement-plan.md b/docs/prompt-architecture-improvement-plan.md
index d5c815b..01a94fd 100644
--- a/docs/prompt-architecture-improvement-plan.md
+++ b/docs/prompt-architecture-improvement-plan.md
@@ -57,7 +57,9 @@ It should only handle route-agnostic cleanup:
 
 It must not make semantic decisions such as sexual action positioning, POV
 geometry, clothing state, or model-specific tag weighting. Those stay in the
-route-specific owner.
+route-specific owner. It also preserves ordinary words such as `composition`
+inside normal sentences; empty field-label cleanup is limited to standalone
+labels.
 
 Current integration points:
 
@@ -93,6 +95,8 @@ Already isolated:
 - camera-scene prose and coworking composition adaptation live in
   `scene_camera_adapters.py`; `prompt_builder.py` still owns camera config
   parsing and row mutation.
+- shared hardcore environment-anchor cleanup normalizes malformed pool joins
+  such as `on against a wall` before metadata reaches formatter routes.
 
 ### Pair / Adapter Layer
 
@@ -248,10 +252,12 @@ Near-term:
   formatting across built-in rows, hardcore rows, same-cast pairs, and POV
   pairs.
 - Cover camera-scene preservation through `tools/prompt_smoke.py` for single
-  rows, split soft/hard pair cameras, and POV camera-scene routing. Expand it
+  rows, split soft/hard pair cameras, and POV camera-scene routing.
 - Cover config-node routing through `tools/prompt_smoke.py` for category, cast,
   generation profile, seed lock, camera, location theme, and composition config.
-  Expand it next for close foreplay and POV penetration.
+- Cover close foreplay and POV penetration Krea routes so raw labels, invalid
+  surface grammar, normal third-person camera text, and composition punctuation
+  drift are caught.
 
 Medium-term:
 
@@ -310,8 +316,8 @@ Medium-term:
 
 ## Recommended Next Passes
 
-1. Expand `tools/prompt_smoke.py` with close foreplay and POV penetration
-   fixtures.
-2. Split Krea action/POV/clothing helpers into separate modules.
-3. Split `__init__.py` node classes by family after behavior is covered by smoke
+1. Split Krea action/POV/clothing helpers into separate modules.
+2. Split `__init__.py` node classes by family after behavior is covered by smoke
    checks.
+3. Add metadata fields such as `action_family` / `position_family` to reduce
+   keyword guessing in hardcore filters and formatter dispatch.
diff --git a/docs/prompt-pool-routing-map.md b/docs/prompt-pool-routing-map.md
index 54f7174..a5b1b33 100644
--- a/docs/prompt-pool-routing-map.md
+++ b/docs/prompt-pool-routing-map.md
@@ -687,6 +687,11 @@ pair metadata through the core Python APIs, then verifies:
   collapsing to the same camera phrase;
 - POV camera-scene directives suppress normal third-person camera text while
   preserving first-person spatial layout;
+- Krea close-interaction routes keep rewritten action wording, avoid raw
+  builder labels, and catch invalid surface joins such as `on against a wall`;
+- Krea POV penetration routes keep first-person position anchors, suppress
+  normal camera text, and preserve composition punctuation before the style
+  suffix;
 - expression-disabled rows do not fall back to generated expression text.
 
 ## Editing Cheatsheet
diff --git a/krea_formatter.py b/krea_formatter.py
index 3ab707b..3c3f10e 100644
--- a/krea_formatter.py
+++ b/krea_formatter.py
@@ -47,6 +47,7 @@ def _clean(value: Any) -> str:
 
 
 HARDCORE_ENVIRONMENT_ANCHOR_REPLACEMENTS = (
+    (r"\bon against a wall\b", "against a wall"),
     (r"\bstacked bodies on the bed\b", "close body alignment"),
     (r"\bstacked bodies with close body alignment\b", "close body alignment"),
     (r"\boverhead tangled-body anal frame\b", "overhead rear-entry anal frame"),
diff --git a/prompt_builder.py b/prompt_builder.py
index f6be95e..a5f048b 100644
--- a/prompt_builder.py
+++ b/prompt_builder.py
@@ -966,6 +966,7 @@ def _heuristic_cast_compatible(text: str, women_count: int, men_count: int) -> b
 
 
 HARDCORE_ENVIRONMENT_ANCHOR_REPLACEMENTS = (
+    (r"\bon against a wall\b", "against a wall"),
     (r"\bstacked bodies on the bed\b", "close body alignment"),
     (r"\bstacked bodies with close body alignment\b", "close body alignment"),
     (r"\boverhead tangled-body anal frame\b", "overhead rear-entry anal frame"),
diff --git a/prompt_hygiene.py b/prompt_hygiene.py
index 0f9d1e4..40770b5 100644
--- a/prompt_hygiene.py
+++ b/prompt_hygiene.py
@@ -51,7 +51,7 @@ def _strip_empty_fields(text: str) -> str:
     labels = "|".join(re.escape(label) for label in EMPTY_FIELD_LABELS)
     text = re.sub(rf"\b(?:{labels})\s*:\s*[.,;]", "", text, flags=re.IGNORECASE)
     text = re.sub(rf"\b(?:{labels}):\s*(?=\.|,|;|$)", "", text, flags=re.IGNORECASE)
-    text = re.sub(rf"\b(?:{labels})\.(?=\s|$)", "", text, flags=re.IGNORECASE)
+    text = re.sub(rf"(^|(?<=[.!?])\s+)(?:{labels})\.(?=\s|$)", r"\1", text, flags=re.IGNORECASE)
     text = re.sub(rf"\b(?:{labels}):\s*(?:none|null|n/a)\b[.,;]?", "", text, flags=re.IGNORECASE)
     return clean_spacing(text)
 
diff --git a/tools/prompt_smoke.py b/tools/prompt_smoke.py
index c149b5e..37ee4bc 100644
--- a/tools/prompt_smoke.py
+++ b/tools/prompt_smoke.py
@@ -387,6 +387,32 @@ def smoke_hardcore_category_routes() -> None:
         _expect_formatter_outputs(row, name, target="single")
 
 
+def smoke_krea_close_foreplay_route() -> None:
+    row = _prompt_row(
+        name="krea_close_foreplay_route",
+        category="Hardcore sexual poses",
+        subcategory="Foreplay and teasing",
+        seed=3401,
+        character_cast=_character_cast(),
+        women_count=1,
+        men_count=1,
+        hardcore_position_config=_action_filter("foreplay_only"),
+    )
+    _expect_custom_row(row, "krea_close_foreplay_route")
+    krea = krea_formatter.format_krea2_prompt("", metadata_json=_json(row), target="single")
+    prompt = _expect_text("krea_close_foreplay_route.krea_prompt", krea.get("krea_prompt"), 40)
+    lower = prompt.lower()
+    _expect("metadata" in krea.get("method", ""), "close foreplay route did not use metadata")
+    _expect("role graph:" not in lower, "close foreplay leaked raw role label")
+    _expect("foreplay action:" not in lower, "close foreplay leaked raw item label")
+    _expect("on against" not in lower, "close foreplay kept invalid surface grammar")
+    _expect(
+        any(term in lower for term in ("clothing", "hands", "kiss", "bodies press", "body contact")),
+        "close foreplay lost close-contact action wording",
+    )
+    _expect_formatter_outputs(row, "krea_close_foreplay_route", target="single")
+
+
 def _insta_options(**overrides: Any) -> str:
     options = pb.build_insta_of_options_json(
         softcore_cast="same_as_hardcore",
@@ -553,6 +579,48 @@ def smoke_pov_camera_scene() -> None:
     _expect("Camera:" not in prompt, "Krea POV prompt should not emit normal third-person camera directive")
 
 
+def smoke_krea_pov_penetration_route() -> None:
+    pair = pb.build_insta_of_pair(
+        row_number=1,
+        start_index=1,
+        seed=3411,
+        ethnicity="any",
+        figure="random",
+        no_plus_women=False,
+        no_black=False,
+        trigger=Trigger,
+        prepend_trigger_to_prompt=True,
+        options_json=_insta_options(
+            softcore_camera_mode="from_camera_config",
+            hardcore_camera_mode="from_camera_config",
+            camera_detail="compact",
+        ),
+        character_cast=_character_cast(pov_man=True),
+        hardcore_position_config=_action_filter("penetration_only"),
+        location_config=_coworking_location_config(),
+        hardcore_camera_config=_orbit_camera(
+            horizontal_angle=45,
+            vertical_angle=0,
+            zoom=5.5,
+            subject_focus="action",
+        ),
+    )
+    _expect_pair(pair, "krea_pov_penetration_route")
+    hard_row = pair.get("hardcore_row") or {}
+    _expect("Man A" in (hard_row.get("pov_character_labels") or []), "POV penetration hard row lost Man A POV label")
+    _expect(not hard_row.get("camera_directive"), "POV penetration should suppress normal camera directive")
+    krea = krea_formatter.format_krea2_prompt("", metadata_json=_json(pair), target="hardcore")
+    prompt = _expect_text("krea_pov_penetration_route.krea_prompt", krea.get("krea_prompt"), 60)
+    lower = prompt.lower()
+    _expect("metadata" in krea.get("method", ""), "POV penetration route did not use metadata")
+    _expect("viewer" in lower and "first-person" in lower, "POV penetration lost first-person wording")
+    _expect("penetrates" in lower or "penetration" in lower, "POV penetration lost penetration action wording")
+    _expect("woman" in lower and "thigh" in lower, "POV penetration lost body-position anchors")
+    _expect("camera:" not in prompt, "POV penetration emitted normal third-person camera directive")
+    _expect("role graph:" not in lower and "sexual scene:" not in lower, "POV penetration leaked raw prompt labels")
+    _expect("composition. explicit" in lower, "POV penetration composition sentence should keep punctuation before style suffix")
+
+
 def smoke_no_expression_fallback() -> None:
     cast = pb.build_character_slot_json(
         subject_type="woman",
@@ -584,10 +652,12 @@ SMOKE_CASES: list[tuple[str, Callable[[], None]]] = [
     ("camera_scene_single", smoke_camera_scene_single),
     ("config_route_location_theme", smoke_config_route_location_theme),
     ("hardcore_category_routes", smoke_hardcore_category_routes),
+    ("krea_close_foreplay_route", smoke_krea_close_foreplay_route),
     ("insta_pair_same_cast", smoke_insta_pair),
     ("insta_pair_pov_man", smoke_insta_pair_pov),
     ("insta_pair_camera_split", smoke_insta_pair_camera_split),
     ("pov_camera_scene", smoke_pov_camera_scene),
+    ("krea_pov_penetration_route", smoke_krea_pov_penetration_route),
     ("expression_disabled", smoke_no_expression_fallback),
 ]