One day, while the giantess was away hunting fish, Sin Samutr went playing outside the cave. He saw a merman. So he swam towards him, seized his tail, and dragged him into the cave to show this father. Phra Aphai Mani told his son to set the merman free. Feeling grateful to the prince, the merman offered to help them to escape from the giantess. He said that he would take them to a magic island where an aged hermit with magical power dwelt. They at once made plans to get away Next morning, Phisua Samutr set out for a high mountain on the mainland to do meditation. As soon as she was gone, Phra Aphai Mani and Sin Samutr left the cave and went to the sea surface. joined by the merman, his They were wife his daughter. They had journeyed swiftly in the sea and or more than three days before the giantess discovered that her husband and son had escaped. When she caught up with them. she killed the merman and his wife. The young mermaid safe and she took Pra Aphi Mani on her was back and swam away. Fortunately they arrived safely at the island.