Dream About Time Travel And Precious Watch

This dream was about

I time traveled, I helped a girl from my class to take care of a big injury on her forearm due to self harm. She became an old lady who was going to die, when dying she gave me a precious really old watch really precious and ancient. The clock made me Time travel so I got to a place and time where I had to become a waiter. These indications where written on wood stairs, discreetly, I had to fulfill my mission. A creature looking like a man tree gave me the directives of this travel