diff --git a/.gitignore b/.gitignore
index d1c1e64..d5c0a10 100644
--- a/.gitignore
+++ b/.gitignore
@@ -25,3 +25,4 @@ ffmpeg2pass*.log
 **/bdmv/
 **/bdpremux/
 **/sub/
+*.txt
diff --git a/Princess Principal/11/11.vpy b/Princess Principal/11/11.vpy
new file mode 100644
index 0000000..b099a06
--- /dev/null
+++ b/Princess Principal/11/11.vpy	
@@ -0,0 +1,41 @@
+import vapoursynth as vs
+
+from pripri_common import PriPriConfig, edgefix, denoise, descale, antialias, regrain, scenefilter_ed, finalize
+
+from yt_common.automation import SelfRunner
+from yt_common.source import FileTrim, SimpleSource
+
+from typing import Optional
+
+import os
+
+core = vs.core
+
+EPNUM: int = int(os.path.basename(os.path.splitext(__file__)[0]))
+CONFIG: PriPriConfig = PriPriConfig(EPNUM)
+SOURCE: SimpleSource = SimpleSource(
+    FileTrim("../bdmv/[180223][BDMV] プリンセス・プリンシパル VI/PRINCESS_PRINCIPAL_6/BDMV/STREAM/00006.m2ts", (0, -24))
+)
+ED: Optional[int] = 32608
+
+
+def filter() -> vs.VideoNode:
+    src = SOURCE.source()
+    if ED is not None:
+        src = src.std.FreezeFrames(first=[src.num_frames-4], last=[src.num_frames-1], replacement=[src.num_frames-5])
+    ef = edgefix(src)
+    den = denoise(ef)
+    rescale = descale(den)
+    aa = antialias(rescale)
+    grain = regrain(aa)
+    ed = scenefilter_ed(grain, src, ED)
+    final = finalize(ed)
+    src.set_output(1)
+    final.set_output(0)
+    return final
+
+
+if __name__ == "__main__":
+    SelfRunner(CONFIG, SOURCE, filter, audio_codec=["-c:a", "libopus", "-b:a", "192k", "-sample_fmt", "s16"])
+else:
+    filter()
diff --git a/Princess Principal/12/12.vpy b/Princess Principal/12/12.vpy
new file mode 100644
index 0000000..a931544
--- /dev/null
+++ b/Princess Principal/12/12.vpy	
@@ -0,0 +1,44 @@
+import vapoursynth as vs
+
+from pripri_common import PriPriConfig, edgefix, denoise, descale, antialias, regrain, scenefilter_ed, finalize
+
+from yt_common.automation import SelfRunner
+from yt_common.source import FileTrim, SimpleSource
+
+from lvsfunc.misc import replace_ranges
+
+from typing import Optional
+
+import os
+
+core = vs.core
+
+EPNUM: int = int(os.path.basename(os.path.splitext(__file__)[0]))
+CONFIG: PriPriConfig = PriPriConfig(EPNUM)
+SOURCE: SimpleSource = SimpleSource(
+    FileTrim("../bdmv/[180223][BDMV] プリンセス・プリンシパル VI/PRINCESS_PRINCIPAL_6/BDMV/STREAM/00007.m2ts", (0, -48))
+)
+ED: Optional[int] = None
+
+
+def filter() -> vs.VideoNode:
+    src = SOURCE.source()
+    if ED is not None:
+        src = src.std.FreezeFrames(first=[src.num_frames-4], last=[src.num_frames-1], replacement=[src.num_frames-5])
+    ef = edgefix(src)
+    den = denoise(ef)
+    rescale = descale(den)
+    aa = antialias(rescale)
+    grain = regrain(aa)
+    ed = scenefilter_ed(grain, src, ED)
+    cr = replace_ranges(ed, src, [(29971, 32128)])
+    final = finalize(cr)
+    src.set_output(1)
+    final.set_output(0)
+    return final
+
+
+if __name__ == "__main__":
+    SelfRunner(CONFIG, SOURCE, filter, audio_codec=["-c:a", "libopus", "-b:a", "192k", "-sample_fmt", "s16"])
+else:
+    filter()
diff --git a/Princess Principal/nced/nced.vpy b/Princess Principal/nced/nced.vpy
new file mode 100644
index 0000000..764fc25
--- /dev/null
+++ b/Princess Principal/nced/nced.vpy	
@@ -0,0 +1,34 @@
+import vapoursynth as vs
+
+from pripri_common import PriPriConfig, scenefilter_ed, finalize
+
+from yt_common.automation import SelfRunner
+from yt_common.source import FileTrim, SimpleSource
+
+from typing import Optional
+
+import os
+
+core = vs.core
+
+DESC: str = os.path.basename(os.path.splitext(__file__)[0])
+CONFIG: PriPriConfig = PriPriConfig(DESC)
+SOURCE: SimpleSource = SimpleSource(
+    FileTrim("../bdmv/[180223][BDMV] プリンセス・プリンシパル VI/PRINCESS_PRINCIPAL_6/BDMV/STREAM/00013.m2ts", (24, -24))
+)
+ED: Optional[int] = 0
+
+
+def filter() -> vs.VideoNode:
+    src = SOURCE.source()
+    ed = scenefilter_ed(src, src, ED, mask=False)
+    final = finalize(ed)
+    src.set_output(1)
+    final.set_output(0)
+    return final
+
+
+if __name__ == "__main__":
+    SelfRunner(CONFIG, SOURCE, filter, audio_codec=["-c:a", "libopus", "-b:a", "192k", "-sample_fmt", "s16"])
+else:
+    filter()
diff --git a/Princess Principal/ncop/ncop.vpy b/Princess Principal/ncop/ncop.vpy
new file mode 100644
index 0000000..2205774
--- /dev/null
+++ b/Princess Principal/ncop/ncop.vpy	
@@ -0,0 +1,35 @@
+import vapoursynth as vs
+
+from pripri_common import PriPriConfig, edgefix, denoise, descale, antialias, regrain, finalize
+
+from yt_common.automation import SelfRunner
+from yt_common.source import FileTrim, SimpleSource
+
+import os
+
+core = vs.core
+
+DESC: str = os.path.basename(os.path.splitext(__file__)[0])
+CONFIG: PriPriConfig = PriPriConfig(DESC)
+SOURCE: SimpleSource = SimpleSource(
+    FileTrim("../bdmv/[180223][BDMV] プリンセス・プリンシパル VI/PRINCESS_PRINCIPAL_6/BDMV/STREAM/00012.m2ts", (24, -24))
+)
+
+
+def filter() -> vs.VideoNode:
+    src = SOURCE.source()
+    ef = edgefix(src)
+    den = denoise(ef)
+    rescale = descale(den)
+    aa = antialias(rescale)
+    grain = regrain(aa)
+    final = finalize(grain)
+    src.set_output(1)
+    final.set_output(0)
+    return final
+
+
+if __name__ == "__main__":
+    SelfRunner(CONFIG, SOURCE, filter, audio_codec=["-c:a", "libopus", "-b:a", "192k", "-sample_fmt", "s16"])
+else:
+    filter()
diff --git a/Princess Principal/pripri_common/filter.py b/Princess Principal/pripri_common/filter.py
index dcec794..51f93a7 100644
--- a/Princess Principal/pripri_common/filter.py	
+++ b/Princess Principal/pripri_common/filter.py	
@@ -74,17 +74,18 @@ def regrain(clip: vs.VideoNode) -> vs.VideoNode:
     return grain
 
 
-def scenefilter_ed(clip: vs.VideoNode, src: vs.VideoNode, ed: Optional[int]) -> vs.VideoNode:
+def scenefilter_ed(clip: vs.VideoNode, src: vs.VideoNode, ed: Optional[int], mask: bool = True) -> vs.VideoNode:
     if ed is None:
         return clip
-    nc = depth(core.lsmas.LWLibavSource(NCED)[24:-24], 16)
     den = denoise(src)
     dehalo = MaskedDHA(den, rx=2, darkstr=0.1, brightstr=0.75)
     edc = replace_ranges(den, dehalo, [(ed+2121, ed+2159)])
     edc = antialias(edc)
     edc = regrain(edc)
-    mask = diff_creditless_mask(src, src[ed:], nc, ed, 6425, prefilter=True)
-    edc = core.std.MaskedMerge(edc, den, mask)
+    if mask:
+        nc = depth(core.lsmas.LWLibavSource(NCED)[24:-24], 16)
+        dcm = diff_creditless_mask(src, src[ed:], nc, ed, 6425, prefilter=True)
+        edc = core.std.MaskedMerge(edc, den, dcm)
     return replace_ranges(clip, edc, [(ed, ed+2159)])
 
 
diff --git a/yt_common/yt_common/automation.py b/yt_common/yt_common/automation.py
index f9a0160..53113f1 100644
--- a/yt_common/yt_common/automation.py
+++ b/yt_common/yt_common/automation.py
@@ -207,7 +207,7 @@ class SelfRunner():
 
         self.clip = workraw_filter() if workraw_filter and self.workraw else final_filter()
 
-        start = args.start if args.start is not None else 0
+        start = args.start or 0
         if args.end is not None:
             if args.end < 0:
                 end = self.clip.num_frames + args.end
@@ -215,6 +215,9 @@ class SelfRunner():
                 end = args.end + 1
         else:
             end = self.clip.num_frames
+        # audio needs to be trimmed relative to source,
+        # acsuite can do the conversions itself but is end-exclusive
+        audio_end = args.end + 1 if args.end and args.end > 0 else args.end
 
         if start < 0:
             raise ValueError("Start frame cannot be less than 0!")
@@ -231,7 +234,7 @@ class SelfRunner():
 
         if args.audio_only:
             out_name += ".mka"
-            self._do_audio(start, end, audio_codec, out_name=out_name)
+            self._do_audio(start, audio_end, audio_codec, out_name=out_name)
             self.audio.do_cleanup()
             log.success("--- AUDIO ENCODE COMPLETE ---")
             return
@@ -266,7 +269,7 @@ class SelfRunner():
         self.timecodes = [round(float(1e9*f*(1/self.clip.fps)))/1e9 for f in range(0, self.clip.num_frames + 1)] \
             if self.clip.fps_den != 0 and len(self.timecodes) == 0 else self.timecodes
 
-        self._do_audio(start, end, audio_codec)
+        self._do_audio(start, audio_end, audio_codec)
 
         try:
             log.status("--- MUXING FILE ---")