Toshiro Okumori is a second-year high school boy who struggles to empathize with others because of his traumatic past. Because of that, he refuses to socialize and form relationships with others. He has a cynical and depressive viewpoint of the world, and is under the mindset of failure and disappointment. Yet, a girl who is the complete opposite of him, Youko Miyake, decides to befriend the social recluse in hopes of helping him view the world in a different light.

Will the two learn each other's secrets and improve each other's mental state? Or is it just a hopeless future?