Jung Yak-Jeon (Sol Kyung-Gu) is a scholar and bureaucrat. He is exiled to the remote island Heuksando. There, he becomes fascinated with fish and decides to write about them. Jung Yak-Jeon asks young fisherman Chang-Dae (Byun Yo-Han) for help, but Chang-Dae turns him down. He states that he does not want to help a criminal. Jung Yak-Jeon is aware that Chang-Dae studies by himself and has a hard time studying. Jung Yak-Jeon then offers to exchange knowledge, with Jung Yak-Jeon offering his expertise in studies for Chang-Dae's expertise about the sea. Chang-Dae accepts the offer. Soon, Jung Yak-Jeon realizes that Chang-Dae studies to become successful and he becomes disappointed in him.