Grant Jenkins, an Eighth-Stage Warrior, descends the mountain to fulfill his marriage contract, only to be dismissed by the Nelson family, who wrongly believe him to be a useless, unskilled man. To protect their favored second daughter, Joyce, they force the gravely ill eldest daughter, Rose, to take her place at the wedding. During the ceremony,the Nelsons insult him and even attempt to tear up the marriage contract. Grant, unable to tolerate any more, unleashes his overwhelming strength, sweeping the entire venue with a force that shatters his enemies in an instant. Everyone is stunned to realize that this so-called useless man is actually a hidden martial arts master. From that day, Grant not only helps Rose defy fate but also crushes all those who belittled him, forging a legend of strength and power.
