Saiaku no Jinsei by Fujitobi

Summary

Plot: Koisuru Sono Jijou wa Story of Miike and his boyfriend who has a nape fetish. Saiaku no Jinsei Kawashima is a 3rd year highschool student who’s always had a shitty life. He has a violent personality so people constantly misjudge him and his actions. One day he meets Sayama, a 1st year who’s good at everything but has zero ambitions in life. Thanks to his easygoing personality, he becomes the only person who’s ever tried to understand Kawashima. These two will have a huge impact on each other’s lives. Eden Story about gods who eat people.