Directed by Masayuki Suzuki
Written by Okada Michthora/Higashino Keigo
Starring: Kimura Takuya/Nagasawa Masami/Hamada Takaku/Maeda Atsuko/Sasano Takashi
Genre: Drama/Mystery/Crime
Production country: Japan
Language: Japanese
Running time: 133 minutes

The plot introduction of the Masque Hotel
Interpol (Kimura Takuya) dressed as a waiter into the hotel, and the hotel reception (Nagasawa Yami played) together to track the story of continuous killings. Directed by Masayuki Suzuki.
There have been three murders in Tokyo. The police deduced that the murder was a series of serial murders with warning information from the unexplained series left at all the crime scenes, and began to investigate. Police department search a lesson of elite Interpol new tian Hosuke (Kimura Takuya is acted the role of) deciphered the number indicates the place of the next crime, he speculated that Tokyo Coltsia hotel will become the fourth murder scene. But there are no clues as to who the killer is. The police therefore decided to sneak into Tokyo Coltsia for investigation, new field is to dress as a receptionist to track down the murderer. Assigned to guide him is Naomi Yamagishi (Masami Nagasawa), an excellent front desk employee at Cortesia in Tokyo.
In the face of a succession of unidentified guests, as a criminal police Xintian “to arrest the prisoner as the first priority”, trying to peel off the guest’s “mask”, and as the hotel staff of the beauty is from the “to ensure the safety of the guests as the first priority” principle, hoping to protect the guest’s “mask”, two people like water and fire. Shinda and Sangmei have clashed several times because of their different positions, but as the investigation progresses, they come to understand each other’s values as professionals, and an incredible relationship of trust begins to emerge between them.
In the process, the case developed rapidly. The police and the hotel have been cornered.