Secret Game

Characters

 * Aika Sumeragi
 * Eri Shinkai
 * Captain
 * Karen Minamino
 * Treasure Hunting Club
 * Risako Nagisa
 * Gust Turbulence
 * Gozo Aida
 * Midori, Aki, and Kyoko

Summary
Aika is training under the ocean to help pay for her school. Meanwhile a few years earlier Karen appears in front of the school. Later we see her wake up late for class.Risako Nagisa is annoyed with her constant tardiness so she has he wash all the windows in the school. On her way to class she admires her poster to get more clients. The Treasure Hunting Club see this and hires her and ask her to join their club.

Eri Shinkai and her subordinates tell Aika what they are looking for.Eri has Karen stand up and unbuttons her shirt revealing her tattoo, Aika wonders if the a lesbian club as do the other members but Eri tells otherwise.Eri tell them that the blue butterfly is a code to a mystery meanwhile Risako Nagisais making preparations of their own in order to capture Karen.

Fights
Aika vs Treasure Hunting Club Brainwashed.(Won)

Aika vs Risako Nagisa(Delayed)