Time-travel as a villain, awaken god-tier fortune system, defeat the protagonist, become supreme.

Yixuan, a transmigrator in a cultivation world, avoids his \"villain\" fate by treating his fiancée, Tantai Mingyue, with kindness instead of breaking their engagement. By supporting her, he gains \"Dao Luck\" through a mysterious system, allowing him to awaken a legendary divine bone and rapidly ascend in power, eventually outclassing his rivals in the Shantian Sect's trials.