Cola, Seven's next target, enlists his help in checking off a bucket list of mischievous deeds, but the client who hired Seven has a secret.

On behalf of the underfunded coast guard, Seven agrees to kill the captain of a submarine that's threatening the island.

Hired by a woman to assassinate her husband, Seven confronts — and bonds with — impervious bodyguard He Dachun, who makes a heartrending sacrifice.