Rumbling Hearts

Takayuki Narumi first becomes friends with Mitsuki Hayase only because her best friend, Haruka Suzumiya, has a crush on him. Over time, though, Takayuki, Mitsuki, and his close friend Shinji Taira form a tight-knit group. When Haruka confesses her feelings to Takayuki, he agrees to date her, not wanting to upset her. As their relationship deepens, Takayuki and Mitsuki also start recognizing their own growing feelings for each other. But when a sudden tragedy occurs, the lives of these four friends are changed forever.