Trapped Former Villainess Wants to Escape from the Sadistic Prince Vol. 3, The

NOT EVEN A FORMER VILLAINESS CAN KEEP SECRETS FROM A SADISTIC PRINCE!
Anna, an ordinary office worker who was suddenly reincarnated as Annelie, a villainous noblewoman in an 18+ otome game, finds herself being taken sweetly but fiercely night after night by the sadistic Prince Lienhard. One day, Anna discovers a large dog in the castle garden, and as the dog grows increasingly attached to her, she devises a plan to keep him a secret from Lienhard—at least until a handsome man with animal ears suddenly appears outside her window!
Series Overview: Ordinary office worker Anna is suddenly reincarnated into an 18+ otome game–but as the villainess! Now in the role of Annelie, she’s not interested in hot and steamy fun, she’s desperate to escape. Except her husband, the handsome and secretly sadistic Prince Lienhard, isn’t letting her go so easily. Instead, he’s pressing her to reenact their wedding night to help her regain Annelie’s memories! Will she be able to resist his touch or is she destined to bend to his every whim?