Tsuma, Shougakusei ni Naru.: Season 1, Episode 9

1 - 9: I Want to Share How I Feel

Takae regains her memories and discovers the truth. Takae asks Chika to call her "Marika" to make things easier for when Marika eventually returns. When Keisuke hears about this, he suspects the same, but he still finds the idea very difficult to accept.