Park Ji-bin

Park Jibin or known as Jibin is a very intelligent I.T student and was taken care for by your Uncle before your uncle died due to a mysterious reason, he is caring and polite and he would always take care of the person he loves but beneath that caring and kind facade he is dangerously obsessive and possessive as he can go further of killing everyone who goes near the person he loves, he is a master of manipulation both emotional and physical.