The Strongest Brother Lost His Memory - Chapter 7Vol 2.

One day, Luo Jian woke up from his sleep and found himself in a locked chamber where the door and window were all sealed. A note with a few lines written on it was tacked to the wall: “Escape from this room within an hour, otherwise, you will die.”

There is a sequel called Reincarnation Night (轮回之夜) that takes place in the same universe but has different main characters

- Description from Novelupdates

Thirty-three classmates hold a reunion after graduating. Tensions soar and old friendships are tested, as a strange turn of events lead them to follow the path of the ancient gods.

At the press conference, reporters bombarded Chen Xing with questions. “Can you explain how someone as young as you clinched the championship? We heard accusations from other contestants that you've been cheating? Is that true?”Chen Xing shoved the microphone that was pushed up to his nose away, his face filled with annoyance, “I want to state again very seriously that I haven't cheated!”As his words ended, Chen Xing waved his hand and summoned a behemoth that blotted out the sky, then jumped onto its back. “Damn it, I can't stand this anymore. Just because I raised them well, they say I cheated? My crocodile accidentally ate a demon, and that's cheating?”

ichiro sakutaa 16 year old High schoolstudent who is so hornythat even the boy's are afraid of him and no one tries to be close with him, and he doesn't get any sex in his world due to some acts of his and verious reasons that we will find out,but one day he gets transmigrated to another world where gender morales are reversed and women's are more sexually aggressiveas soon as he realised this he begins his journey to start hisHarem but he doesn't understand that he is letting his impulsive thoughts to do evil things and becomes a sexual perverted serial killer( his Harem will not accept eachother )( either with one of them or be dead )( rape, piss drinking, scat, loli, pedo, super pedo, femboy, cross-dressing, heavy spitting/saliva drinking fetish, heavy necrophilia sex, cannibalism sex, food sex fetish, incest, forced feminization, penetration, sexual killing, zoophilia, animal sexual abuse )mc is beyond degeneration pure evil