[The Patriarch of the Demonic Way] with My Life's Glory, Yi Zi Will Live Well for the Rest of His Life (Wangxian Xicheng ABO)

It's a demon fic, with a female protagonist, but as the younger sister of the Jiang family, she doesn't have a cp. . . . Unless there is a strong request Primary school student writing style Wang Xian Xicheng ABO Maybe it's a little bit inappropriate or something? HE is locked, with a little [really only a little] knife Big Sugar And 80% of the female protagonists are mutilated There are many private hints, for example, the senior sister is not dead, and Wei Wuxian has not practiced the ghost way. There are also memory killings, which are a bit too much and may be a bit broken. The heroine's sister controls her brother in the late stage, and her gentle, unrestrained and arrogant personality seamlessly connects her (probably schizophrenic) Age setting: Jiang Yanyou (19) Jiang Cheng, Wei Wuxian (23) Jiang Yanli (26) Lan Xichen (26) Lan Wangji (24) Jiang Yanyou: Who knows why I have two brothers who are so worried and forced to eat dog food? The devil knows why they are all single, and I am the only one sleeping with my pet.