The shower working as an elevator, carrying them up to another room.

(chapter originally by Teraton at writing.com)

There was a loud, mechanical crunch, followed by a grinding noise and a sudden tremor that seemed to shake the entire bathroom. Luckily, despite the shaking and the cramped quarters, Mackenzie and Lana were able to keep themselves from banging their heads or arms into the wall or each other. That being said, their softer parts were already pressed together, and the rumbling rubbed them together roughly enough that the redhead and her friend we're red in the face by the time it ended.

"Wh-" Mackenzie started, only to be cut off by a sudden lurch, the grinding sound returning, albeit softer than before. The two women ride in silence, only the winch of whatever mechanism that seemed to be steadily lifting them up.

After a few moments, the pressed pair found the shower- not even really a shower, at this point, the glass had long since shown nothing but the lightless shaft of the elevator in disguise- lurch to a halt, leaving them trapped in darkness. Almost expecting more, Mackenzie waited... before trying to speak again.

"So... that was...?"

"An elevator." Lana finished. "It feels like we went up, but it's not like I could really see. It sounds like it's over though, so maybe we could..." Lana started shuffling, pushing her back into the wall as best she could. Taking the cue, Mackenzie did the same, trying to press back into the wall as best she could without jamming any sensitive parts together more than they already had been.

After a short struggle, their efforts were met with success when the glass door popped open, letting the girls fall out onto...