Complete the indicated task to unlock the corresponding filter.
Black and White Filter: Complete all four episodes under all difficulty settings with an "S" rank.
Classic Horror Filter: Complete all four episodes in Casual mode with an "S" rank.
Comic Noir Filter: Complete all four episodes in Survival mode with an "S" rank.
Cursed Video Filter: Complete all four episodes in No Escape mode with an S-rank.
Sepia-Toned Filter: Complete all four episodes in Normal mode with an S-rank.
