Strange Things About Women in Bed

Four female college students accidentally discovered that as long as they changed the door number of their dormitory, they could borrow all kinds of things they wanted from the parallel world. At first, they only thought it was novel and convenient, and they just enjoyed this unearned gain, but never thought about the price behind it. What they didn't know was that every time they asked for something, They are all ruthlessly depriving themselves of their own survival support in another world. The selves in those parallel worlds should have a normal life that belongs to them, but because of their greed, traces of their existence are taken away bit by bit. They hate that they want to take back their own things, or even replace them.