Round after round of dull games has left the manor's residents feeling burned out. As the actual owner of the manor, who has to meet his KPIs, Orpheus has tried all sorts of ways to get the residents motivated, but every attempt has ended in failure.
With the pressure of meeting his KPIs mounting, his powerful wish drew the attention of a System wandering between worlds. With the System's help, Orpheus built a treasure vault inside the manor that could lead to other worlds, sparking enormous interest among the others.