Finn Song mastered Celestial Master skills, descended for his karmic love tribulation to investigate his parents' past. Serena Xu of the Xu Clan proposed; Finn agreed. Xu family disapproved, but Finn saved family members. Villain Zhou Tianze targeted Finn, but Finn emerged unscathed. Finn deepened Serena's love and gained trust. Finn found clues: parents killed by Demonic Cult Leader. Finn and Serena defeated the Demonic Cult and its leader, avenging his parents.