acrisius kept danae locked up in a chamber of bronze so no one could come near her but zeus had already seen her and loved her and magically visited her
he wants too go on a journey to cut off the madusa head with a magical sward
hermes gave perseus a majic sward to use on his journey and athena gave him a mirrored sheild and told him where to find nymphs of the north and the graeae
when he reached the cave of the gorgons he found them asleep. wearing the winged shoes he was able to fly near the medusa guided by her reflection off the mirrored sheild he used the sword to cut off her head befor she awaken.
from the neck of her headless body her child pegasus was born and set free perseus put the medusa head into the wallet and fled
perseus passed near joppa where he saw Andromeda a beautiful princess chained to a rock it appered that her mother cassiopiea had offended the sea goddeses by boasting that she was more beutful than they were