Is the Door to the Pleasure Room Like a Door Frame?

"It's a little disorienting at first, being unlike a high speed train and then being in a stationary sort of room. A, but a, ye, you aren't too bothered by that, because it's, it smells great in here." "You can see the same door frame from the train that is now behind you - through it you can see the dining car," he adds. 'And remember, don't leave anything behind... memories will be obliterated'