Jonathan takes the fall for his girlfriend Susanna and spends five years in the Demon Prison, where he gains a powerful Kirin Kidney. After his release, he discovers her betrayal—she conspired with her boss all along. Disillusioned, he crosses paths with Yvonne, CEO of Dragon Group, and becomes her assistant. As feelings grow, they face enemies, hidden identities, and the dangerous side effects of his power. With allies drawn to him and foes closing in, Jonathan fights back, protects those he cares about, and finds love, redemption, and a fresh start.