Jang Won a 18 year old Lawless Lawyer  who works 24/7 to earn his father's debts from the Cho family. Cho Kyuhyun 31 year old, member of Super Junior, a ballader, and a playboy. But what if these two different people force to have an agreement in marrying each other Age may be difficult to them, but their heart and soul became one Will their so called engagement work? What if their secrets will revealed? what will happend in their relationships? ===