I Became The Dragon Lord's Greatest Regret

A human woman, Nora, falls in love with Dragon Lord Kael, only to discover his betrayal. She secretly dissolves their Dragon Contract, sells all his gifts, and vanishes without a trace. Kael spends twenty years searching for her, consumed by regret. When he finally finds her, she has a new life—and no desire to return. He can only watch from afar, forever haunted by the love he lost.