Check in to a luxury hotel that has a killer staff and is more than it appears! The manga that inspired the hit anime finally makes it to English print.

A luxury hotel is required to offer certain amenities. First-rate food, sublime comforts, enchanting entertainment, and...the latest weapons, forged IDs, and body disposal service?! This is a hotel where the guests are professional assassins and its concierges never say no to any request. No matter what their dangerous guests need, the hotel staff are at their service!