Perseus and his mother were cased away by his grandfather/King Acrisius because King Acrisius was told his daughter will have a son that will kill him and take his place a King. King Acrisius locked his daughter and her new born son in a chest and cast them out to see the ended up floted to a small Island where Perseus grew up.
Meeting with a mentor
said Polydectesll "I want you to bring me the head of Madusa, the horrible Gorgon." Polydectesll is trying to put Perseus on death road to get him out of the way so Polydestesll can marry Perseus mother.
crossing the threshold
Perseus was almost about to give up on going to get medusa because he was doubting himself. He was thinking that this could kill him and he wouldnt see is mother ever again. Perseus knew the trip was going to be perilous but he continued on to vanquished madusa and bring back her head.
Test, Allies, and Enemies
Perseus mentor was Herenes , he gave Perseus tips on how to kill Madusa. some of the tips were don't look into Madusas eyes her power leis in her eyes. If u look into Madusas eyes u will be turned into stone. Herenes gave him what Perseus needs to fight Madaus, Perseus was on his was to fight Madusa.
Perseus crossed the threshold when he arrived on Gorgans Island. Perseus was in a state of stalwart feeling strong in every part.
Hermes and Athena came down to help Perseus from not getting killed by Madusa.