On a snowy and windy day, a murder occurred at 74 Culver Street, Paddington. The murderer left a piece of paper with three mice and a short piece of the music score of "Three Blind Mice" on the body of the deceased.
While fleeing the scene, the murderer accidentally dropped a notebook from his pocket, with only two addresses written on it: No. 74 Culver Street and Monksville Manor.
On the other end, the new owners of Monksville Manor, Mr. And Mrs. Davis, are recruiting customers for this brand new family hotel. That night, four strange guests checked in one after another. The terrifying tune of "Three Blind Mice" sounds, and the murderer is about to start his mouse-catching plan again...