The Immortal Son-in-law

An immortal martial arts prodigy descends from the mountain to become a son-in-law. His fiancée is a stunning campus belle. Possessing peerless martial arts skills and a supreme treasure from the immortal realm, he beats up rich brats, crushes his love rivals, and remains invincible as he dominates the city, ultimately becoming the most formidable son-in-law in history.