Veiled in Power, Boundless in Might / Awakening of the Inferno King

The Obsidian Lord, Kael Storm, accidentally sleeps with Faye Quinn, the Vermilion Sect leader, when the Frost Venom in his body acts up. They form a grudge over a check. Later, when Kael wins a bid for a rare herb, Faye pays for it first and asks him for a favor. She wants to enter a fake marriage with him to please her grandfather. During the birthday banquet, Kael stuns everyone with his mighty feats. The next day, during the wedding, his true identity slowly comes to light