Suzuka Teshirogi

Yuriko's daughter and Naoki's childhood friend. Although she secretly has feelings for Naoki, she is unable to tell him honestly. Since Yuriko has remarried Naoki's father, she becomes his sister-in-law, and she thought it would be a chance to get closer to her, but with the return of the succession rule, other women are now targeting Naoki's virginity, which makes her uncomfortable. Even better, she takes action to take her virginity herself.