The seal when leaving the water became a baby and they decided to adopt it.
One day the fisherman went fishing with a warning of a storm. Grayling, seeing that his father was'nt stopping, he went to save him.
The young man on entering the water became a seal and saved the father. But the young man, on becoming, felt identified and stayed in the sea forever. But once a year the seal roamed the house of his adoptive parents.