I Wasn’t Loved by Anyone, and if I Give Up Everything, the Situation Around Me Is Strange 誰にも愛されなかった俺、全てを諦めたら周りの様子がおかしい (Associated Names)

Manato, a second-year high school student, was starved for affection. His mother was always out working, his sister had been ignoring him for the past six months, and his childhood friend, who he thought was the only who loved him, said that she found someone else she liked. Still, Manato tried to get them to…