Season 1

Sano takes Naoki to see a tennis game. They are both attracted to Haruka, but Naoki tries to talk Sano out of pursuing her. Naoki ends up asking her out, and she says yes. Haruka resolves to go to Tokyo U. Naoki is skeptical, but helps her study. He gets distracted by Eri though, and thinks too much.

The first part is a dream sequence. Naoki is going to Waseda, living with Maki, while studying for Tokyo U.'s entrance exam. Maki tells him she's pregnant. They fight. He goes to find Eri, but she's moved on. He finally manages to pass the entrance exam, and goes to find Haruka.