A top-class hotel has certain requirements. It needs "the finest gourmet", "the ultimate in comfort", "appealing amusements"... And also "to have the latest weaponry at the ready", "be able to safely falsify a guest's identity", and have "complete disposal of bodies"...?! At this hotel, the guests are all hitmen. And the concierge welcoming them can, by no means, tell them "no". What do these inhuman hitmen who constantly walk the line between life and death want? And thus, the curtain opens on this killing hotel drama!