One more item of feedback, maybe set the scene in the on_startup {} block:
on_startup { : print "The goal of your game printed here."; : press_any_key; }
Lots of players will go straight in without understanding the goal, so putting it at the front will help.
Check out the "Setting off" and "Inbuilt Tutorial" section of this article:
https://medium.com/@model_train/text-adventure-game-design-in-2020-608528ac8bda