私が双子の母?~竜公爵との契約婚~

Five years ago, Allison was drugged and slept with Duke Jasper, getting pregnant. Her stepmother lied the twins died, abandoning them—but Jasper saved them. Four years later, the kids find Allison. She and Jasper marry by contract. When Marian sells Allison to a pervert, Jasper saves her. She sees his dragon mark—a bloodline secret unfolds.