With his dreams broken food deliveryman Riku has hit reset on all his personal relations. While feeling nothing but frustration at everything around him, his one relief is the odd gal Kirari who works at an equally odd convenience store.

But Kirari's cheery and flashy personality is merely one side of herself. When she decides to reveal her private self to Riku who unknowingly lives in the same building as her Kirari triggers a chain of events that one by one brings her closer to all the residents of her building. All with their own pasts, dreams, and loneliness.