繫於妳的紅絲帶

A dark mansion, a dull room, and the maze-like corridors… Every midnight, “something” in the mansion strikes! But– None of it matters! Erica, a girl who has been sold, is about to start her new life with the notorious Duke in this horrible mansion. Facing the completely incomprehensible Duke, she has to tiptoe through the daily fearful routine of being beheaded if she utters a wrong word!?