Why is that even a question?

Moving closer towards the mirror, it pararelled the distance between you and it. Focusing your gaze towards the possibly magical glass, it was when your penis was as large as you'd like did you take a glance back at it.

Just as the mirror showed, your penis was bigger and longer than it was, so much so that it refused to be kept imprisoned by your underwear and decided to ditch it.

There was another fork on the round, to the right was the path back to the previous fork while the other was the way out.