Sen Wakatsuki

She is an actress affiliated with Stars Agency. She took part in Stars Agency Annual Audition and passed until round 5 with Kei Yonagi, Yuu Kamiya, and Ai Momono. In the end, she won Stars Agency's Audition Grand Prize and became an actress affiliated with them. She wondered why she won even though Yonagi's performance in the audition was better than hers. Now she is determined to be better than Yonagi.