Sue, Cheryl, and Lexi are best friends. They do special things on their birthdays every year because they were all born on the same day. It's their 18th birthday now, and they're starting to lose their virginity.
Yuma Yihua（由Yuri Kozakai配音）是一名普通的女高中生。一天，在地铁站，她遇到了上班族田曹亮（Toyo Yoshihiro配音），他因低血糖差点从楼梯上摔下来。善良的宜桦把她的便当送给了柳，并被她的行为深深打动。
