Kojou from hotel service checks into Sparrow's Hotel under cover as a guest to secretly check on the staff's competency. But it seems Satou has sensed... murderous intent?
That's the hotel's 
business manager, Shiokawa.
Ese es Shiokawa, ¡el jefe 
del departamento de ventas!
Ese es Shiokawa, ¡el jefe 
del departamento de ventas!
É o gerente comercial Shiokawa.