Ever since Judgment, Ritsu has been managing to stay awake during the day like everyone else. However, it's clear to everyone around him that his condition is getting worse and worse...★
Dark Night Halloween (ダークナイトハロウィン, dāku naito harouin) is an event story released on Oct 31st 2015. It could be obtained through point rewards during Raising Curtains! Dark Night Halloween event and is free to read on Basic in ! mode. The song TRICK with TREAT!! is associated with this story.