When he opens the door and steps in, the tiny shower stall dissolves into a large cubical room marked with gray gridlines. Several men and women stand there looking at him with curiosity, embarrassment, and perhaps another stray emotion or two. One of them steps forward. Sorry about that, Captain. Must have been the tachyon resonance calibration in the warp field generator.
Time travel can be such an adventure sometimes.
We'll take care of it right away. Sorry to trouble you. On a holodeck, actually. Sort of a programmable interactive fantasy projector. It just involves watching a Starship Captain from the past at work.