Without Me Knowing

Seo Ha-rin and Kim Jun-ho once believed their five-year love was pure and unshakable, but after they join major corporations in different cities, the distance between Seoul and Busan begins to erode their world. Isolated under a vicious superior in a suffocating office, Ha-rin finds an unexpected rescuer in Park Min-hyuk, a married executive with flawless manners and overwhelming power. As his kindness draws her into a sweet, forbidden mire, their once-pristine vows twist into a record of betrayal, obsession, and ruin.