Faked My Death: The Regretful Dragon King's Grovel

To save his pregnant mistress Vexana, Dragon King Kael forced his human wife, Elara, to give up her heart's blood, unknowingly causing the miscarriage of their own child. He even carved out her sacred dragon pact, leaving her to die. But when Kael discovers Elara was the true savior who rescued him years ago, and that Vexana's child is a bastard, he goes mad with regret. To escape his toxic love, Elara fakes her death. Can the heartbroken King claw his way back to win her heart?