Evolution / Pure White and Pitch Black.Wanting to become stronger so she can protect both her and Chinatsu's memories, Suzuko asks Hanna to give her WIXOSS lessons. The next day, they are approached by Shouhei, who tells Suzuko about what Chinatsu was like during middle school before asking Hanna to partner with him so they can get through the ninety day time limit with minimal battling. Hanna refuses, however, telling Shohei that he cannot control what memories he will lose. Later, after Rio manages to win against Masaru, Chinatsu is sent to battle against Shouhei, beating him in order to have him sign a contract with Kou.