Synopsis

One night, while Kimihara Ibuki is working alone on the night cleaning shift, Higuchi Yukari arrives with some refreshments. “There’s someone I want to introduce to Ibuki…” she says, bringing along a man. He is Kosuke, Yukari’s fiancé. Impressed by Kosuke’s high qualifications and kind personality, Ibuki asks him to introduce her to a man. Kosuke responds enthusiastically, “I know the perfect guy!” and begins telling her about a certain man…

This spinoff depicts a story that delves into Himuro Kaito’s true identity (portrayed by Miyase Ryubi). It reportedly contains hidden clues that unravel the secrets scattered throughout the main drama series.