Gwanseok and Heedong are offered a job salvaging treasure off the coast of Korea and head to Mokpo.

Gwanseok and Heedong's gang hunts for the exact location of the sunken treasure.

With the arrival of a new competitor and Chairman Cheon wavering, Gwanseok scrambles for a solution.

After seeing the pottery, Jungsook is convinced of its value, and the gang makes their first dive.

The team get their first taste of success, and Gwanseok accepts a secret task from Chairman Cheon.

Heedong's turn to dive arrives right after an unexpected accident occurs.

The sunken ship finally emerges before Heedong's eyes.

With a barge and villagers recruited, the salvage operation takes an unexpected turn.

Professor Kim flees to Busan with the loot, with Honggi in pursuit. In Seoul, Gwanseok takes on a task. Heedong and Seonja reach warehouse in Muan.

Sensing trouble, Gwanseok rushes to Muan. After Professor Kim’s boat sinks, Gwanseok, Heedong, Jungsook and others fight over the remaining treasure.