Son-In-Law Kills Immortal

(Cultivation to immortality + son-in-law + slap in the face) Lin Feng was originally a generation of immortal emperors, but he was unexpectedly betrayed by his true love and his brothers. He fell at the peak of his power, and his soul was transformed into a much-scorned useless immortal son-in-law. During his time as a son-in-law, he suffered a lot of humiliation. Lin Feng secretly vowed to regain his confidence, and then return to the fairy world, and step on those who bullied him one by one. However, when he returned to the fairy world again, facing his former best friend and current enemy, a shocking secret that had been buried for eternity was slowly revealed...