Rascal Does Not Dream of Bunny Girl Senpai (2018)

S2E8 Secrets and Promises

Sakuta receives an urgent message from an alternate version of himself, relayed through Ikumi: “Locate Touko Kirishima; Mai-san is in peril.” Concerned, he reaches out to the Miniskirt Santa, who asserts she is Touko Kirishima. A few days later, she calls him to confirm a meeting on December 2nd, which coincidentally is also Mai's birthday.