Wakaoji tells Mitsuki to think about what kind of message she wants to send when she's going to sing "ETERNAL SNOW". So, Mitsuki, Takuto, and Meroko rummage through the Koyama family's old belongings to see what kind of message Mitsuki's father wanted to send. She finds her mother's old music box. Mitsuki's grandmother nearly saw her transformation, that reminds her of Hazuki.