In this world, only dragons and humans can marry each other legally. No person of the same species can have s-x.

On a bright afternoon, DoYoon sat at his yet-to-be fiancée’s house, excited, with his grandpa, who didn’t inform him that his “fiancée” is a man. As soon as the door opened, DoYoon’s eyes widened and jaw dropped in shock as a tall, muscular man with fangs and a “innocent smile” on his wealthy face appeared.

JooWon: It’s a pleasure to meet you...~ I’m JooWon, the CEO of a weaponry organisation...~