At first glance, Haruka seems to be enjoying her everyday life without any worries. But in fact, love, friendship, and her relationship with her parents are all going wrong. While struggling to breathe, she meets a mysterious boy named Amane. For some reason, Haruka finds solace in talking with Amane, who is unable to speak, after school. Haruka takes a certain action for Amane, but she ends up hurting him deeply… “I don’t care if you hate me, I want you to smile.” The light that they have found gives them courage.