Obsessed by My Stepbrother

Three years after slipping away from her adoptive household to shield a beloved matriarch from deadly threats, Iris finds herself stranded in a miserable reality. Her biological relatives offer nothing but hostility, pairing her with an indifferent suitor and an envious stepsister. Her quiet seclusion crumbles when an exclusive credit card swipe reveals her whereabouts to Victor, the adoptive brother she left behind. Refusing to abandon her to an ungrateful clan, the fierce tycoon whisks her back under his personal protection. Yet returning to his lavish penthouse forces Iris to confront an undeniable attraction that transcends sibling affection, even as dangerous conspirators prepare to strike them both.