Ji Youngji is a third year high school ‘saleswoman’ whereas Park Jinyoung (Junior) is the twenty year old heir to Park Group – the most powerful conglomerate in South Korea. When she accidentally sells a gold chain to a pawn shop and overhears that it was her dead grandmother’s, she’s determined to get it back. Easy and simple, right? Not when a very arrogant man is in the same store holding a chain he bought as an engagement gift for his blind date.