(Not) Same Blue Youth.

Synopsis

Teru is a boy who, haunted by a childhood trauma, sees himself as a loner and avoids human connection. His only joy comes from video games... until a fateful encounter at his usual arcade starts to shake up his quiet world. A heartfelt, 88-page, full-length boy-meets-girl story of two awkward souls drawn to each other night after night. (Source: MangaDex)