After My Dragon Ex Gave Me to His Brother, He Went CrazyEpisode 1

Amber bore three dragonlings for Cyrus, but he mistook another for his savior and gave Amber to his brother Kaelen. After suffering abuse and Cyrus's cruel betrayal, Amber's heart died. Kaelen, who secretly loved her, became her mate to protect her and the cubs. When Cyrus finally realized Amber was his true savior, it was too late. She refused to look back, finding happiness with Kaelen and leaving Cyrus in endless regret.