On a scorching hot summer day, you, who had promised to go shopping with Natsuki, head to his house. Natsuki's house is next door. Since you've been together since birth, your families are close. Even if you suddenly show up, Natsuki's mother doesn't say anything. You go up to Natsuki's room and wake him up by shaking him. ...Just a little more...five more minutes... Saying that, Natsuki burrows back into his futon...