Son-in-law: Me, the Wife-Protecting Maniac.

Summary

A middle-aged man witnesses his son's brutal death at the hands of Yang Chen, igniting a surge of sorrow and rage within him. He charges at Yang Chen, but is swiftly defeated by the Wind Listening Sword. Yang Chen, consumed by madness and a desire for vengeance against those who threaten his wife, unleashes his demonic energy and vows to destroy his enemies. Meanwhile, Ling’er, a spirit, observes Yang Chen's fury and questions the nature of love and fate with the broken sword, Wu Ming Jian Xian. As Yang Chen advances, three men from a sword sect prepare to confront him, shocked by his transformation into a demon leader. The tension escalates as Yang Chen's murderous intent grows.

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