A righteous prosecutor, life reset, punish the villain!

A hot-blooded prosecutor, Kim Hi Wu was murdered, cast into the ocean while chasing the tyrant who controlled Korea. But, Kim Hi Wu meets a grim reaper who gives him a second chance and sends him back to when he was 18 years old. As a high schooler, Kim Hi Wu prepares to punish the tyrant Jo Tae Sup.

“To get the devil, you must become one”