On a certain date in the summer, Tommo receives an invitation from his shoe box to a party at his house. He invites his friend, Natsume, and his friend haru, to join him. Tommo tells his friend that he has a crush on yamaken, and that haru will be at the party after baseball practice. He also tells haru that he is afraid of something, and asks him to tell him what has gotten into him. .