2 Works in 世界鬼 - 岡部閏 | Sekaioni - Okabe Uruu
Peró Battaglia hasn't left his house in nine years, able to sit up in his room and play video games at all times of the day. He's never really minded not being able to leave.
That is, until a baseball comes flying through his window, and a funny boy comes to retrieve it.
Bunchou-chan was supposed to be hers.