general content warnings: explicit violence (written), physical, mental, verbal and emotional abuse, child abuse/neglect, misogyny, body horror
episode specific content warnings (i would suggest you do not read these until you get to the episode they reference):
umi has pretty heavy topics i won't dance around that. but i think ryukishi's writing is really respectful and thoughtful on some of these difficult topics (iirc he used to be a social worker)