diff --git a/Princess Principal/07/07.vpy b/Princess Principal/07/07.vpy
new file mode 100644
index 0000000..c8ade69
--- /dev/null
+++ b/Princess Principal/07/07.vpy	
@@ -0,0 +1,45 @@
+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/[171222][BDMV] プリンセス・プリンシパル IV/PRINCESS_PRINCIPAL_4/BDMV/STREAM/00006.m2ts", (0, -24))
+)
+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)
+    rescalem = descale(den, mask=True)
+    rescale = replace_ranges(rescale, rescalem, [(31722, 34767)])
+    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/08/08.vpy b/Princess Principal/08/08.vpy
new file mode 100644
index 0000000..2f44145
--- /dev/null
+++ b/Princess Principal/08/08.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/[171222][BDMV] プリンセス・プリンシパル IV/PRINCESS_PRINCIPAL_4/BDMV/STREAM/00007.m2ts", (0, -47))
+)
+ED: Optional[int] = 32609
+
+
+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/README.md b/Princess Principal/README.md
new file mode 100644
index 0000000..d9387a4
--- /dev/null
+++ b/Princess Principal/README.md	
@@ -0,0 +1,2 @@
+# Princess Principal
+Encoded for [Cait-Sidhe].
diff --git a/Princess Principal/pripri_common/filter.py b/Princess Principal/pripri_common/filter.py
index e7d4c74..44d054d 100644
--- a/Princess Principal/pripri_common/filter.py	
+++ b/Princess Principal/pripri_common/filter.py	
@@ -41,7 +41,7 @@ def _nnedi3_double(clip: vs.VideoNode) -> vs.VideoNode:
     return nn.resize.Bicubic(src_top=0.5, src_left=0.5)
 
 
-def descale(clip: vs.VideoNode, kernel: Kernel = Bicubic(b=0, c=1/2)) -> vs.VideoNode:
+def descale(clip: vs.VideoNode, kernel: Kernel = Bicubic(b=0, c=1/2), mask: bool = False) -> vs.VideoNode:
     def _fsrlineart(clip: vs.VideoNode, width: int, height: int) -> vs.VideoNode:
         clip = clip.resize.Point(1280, 720)
         assert clip.format is not None
@@ -51,7 +51,8 @@ def descale(clip: vs.VideoNode, kernel: Kernel = Bicubic(b=0, c=1/2)) -> vs.Vide
         mask = mask.std.Binarize(scale_thresh(0.65, mask)).std.Maximum()
         mask = depth(mask, clip.format.bits_per_sample, range_in=CRange.FULL, range=CRange.FULL)
         return core.std.MaskedMerge(nn.resize.Bicubic(width, height, filter_param_a=0, filter_param_b=1/2), fsr, mask)
-    return depth(ldescale(clip, height=720, kernel=kernel, upscaler=_fsrlineart, mask=None), 16)
+    return depth(ldescale(clip, height=720, kernel=kernel, upscaler=_fsrlineart), 16) if mask \
+        else depth(ldescale(clip, height=720, kernel=kernel, upscaler=_fsrlineart, mask=None), 16)
 
 
 def antialias(clip: vs.VideoNode) -> vs.VideoNode: