After his wife passed away, former wrestler Guibao (played by Yoo Hae-jin) set his sights on training his son Shengxiong (played by Kim Min-jae) to become a wrestler. Shengxiong also worked hard to fulfill his father's expectations, hoping to become a national representative one day. Shengxiong discovered that his childhood sweetheart Jiaying, whom he had been secretly in love with for a long time, was secretly in love with Guibao. Although Guibao said that he still loved his deceased wife, a misunderstanding caused the relationship between father and son to be on the verge of breaking down, and also affected Shengxiong's performance in the competition. Can the father and son reconcile? Can Shengxiong fulfill the dream he shared with his father?