Umareru Kachi No Nakatta Jibun Ga Anna No Tame Ni Dekiru Ikutsuka No Koto不为世人认可的我,仅能为杏奈所做的一点; 生まれる価値のなかった自分がアンナのためにできるいくつかのこと

At age 33, I am a loser, jobless and virgin, who only has remorse and pity for myself. Called by Anna, my secret crush in my childhood, and her fiance, I come to face the reality. But after I fall from the roof (caught wearing a grade school girl's swimsuit) I find myself to be back in the past. Now I will get my life back.