Gwan-seok and Hee-dong reach Mok-po, facing a rough welcome from Captain Hwang and Beol-gu's gang before they search for the shipwreck's exact location.

The location is still unknown when a rival shows, adding to the race. Chairman Cheon wavers, forcing Gwan-seok to scheme to get him back on board.

Gwan-seok and Hee-dong partner with Professor Kim's crew and set sail. Meanwhile, Chairman Cheon bribes an assemblyman with pottery for favours.