The king was told that his son would kill him so he put his daughter and newborn grandchild in a chest and threw them into the sea.
Dyctis found them in a chest and took them home to raise them.
Perseus grew up. Dyctis brother fell in love with Perseus mother and they were going to get married.He did not know what to get his mother so he went to the king. The king then told him to get the one of a kind gift. Medusa's head. He was trying to kill him. he got help from the gods to kill Medusa.
He went to were Medusa was to kill her. He did not die because he had special weapons from the gods. He killed her and put her head in a sack.
He brought the sack to the castle where he confronted the king for sending him on mission that would kill him.
He then froze everyone and went find his mom and girlfriend. Then they lived happily.