Tune In to the Midnight Heart (2026) : 1x5

Advisor Lemon initially rejects the club's festival idea but relents after Shinobu appeals to her self-interest, aiding them in promoting it while distracting a strict teacher. Dressed in cosplay, the members broadcast heartfelt confessions, fostering excitement and subtle apologies among the girls toward Arisu. A poignant message echoes Apollo's past betrayal, leading to an anonymous invitation for Arisu to uncover her identity in the broadcast room.