When Scuttle wrecks the sand castle that Ariel had built on the beach, the two must learn to understand each other's feelings in order to save their friendship.

Ariel discovers that the good things that happen to her are not caused by the four-leaf clover found by her friend Scuttle.

When Sebastian the crab has a bad day, nothing that Ariel and his other friends do seems to cheer him up, until he realizes how lucky he is to have such good friends.