Saiaku no Jinsei

c1-2) Koisuru Sono Jijou wa
The story of Miike and his boyfriend who has a nape fetish.

c3-5) 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.

Extra: Eden (Unscanlated)
A tale of gods who eat people.

6) Saiaku no Jinsei 2 (doujinshi)