We used to be a normal family...I was an only child... But then the convenience store my parents ran went bankrupt, and my father started working at a construction site... And then, by chance, I saw my mother in a car with a man... Karin, a young girl looking for a sugar daddy, moved to Tokyo and lives in the concrete jungle. Dreams don't come true, and there's no hope here. But I'm still here, unable to give up on something. But that's...