Hongjoong is the king of the seven seas. He is the captain of a pirate crew called ateez. Seonghwa the quartermaster, Yunho the sailing master, Yeosang the surgeon, San the master-at-arms, Mingi the navigator, Wooyoung the cook, and Jongho who is the boatswain.

Hongjoong and his crew make a stop at a pirate port, however, his eyes land on a beautiful young lady who looked to be in captivity by other pirates.