Logically speaking, with the wisdom of these girls, they should have anticipated such an awkward situation.
But the problem lies in the fact that they weren't actually intending to do anything unspeakable in the room, so some oversight was inevitable.
Conversely, if they really intended to do something, they would have accounted for that scene.
Holding the key card and opening the door, everyone entered the room one after another, but what they saw left them all stunned.
The first thing that caught their eyes were whips, ropes, candles, and various tools both recognizable and unrecognizable.
Further ahead was a chair similar to those used during interrogations in the last century, with a button on the armrest indicating an electric shock function.
The bathroom was large, with not just a bathtub but also a waterbed, and the lighting throughout the suite was very dim, giving a very oppressive feeling.