In "24, 25," the main character reminisces about a girl she knew in high school. (from Lililicious)

Included one-shots:
Volume 1: Step First Step, Joyride Daily (2 parts), Tengoku no Mon Tengoku no Niwa, Amai Hoshi Nigai Hoshi
Volume 4: Natsuyasumi no Tomo
Volume 5: Natsuyasumi no Tomo 2

During a particularly hot day, Seth casually helps Minato, who got into trouble at the park. Seth, a local foreigner, is famous for walking around with a woman’s parasol and he is dubbed as The Parasol King. From then on, Minato calls Seth "Parasol".

Gradually, the two drift closer together…