To satisfy their powerful families, two chaebol heirs agree to an arranged marriage held together by a contract meant to keep everything strictly business. Clear boundaries. Strict rules. And the final rule: do not fall in love. But Taehyung and Jeongguk begin breaking the rules one by one. What starts as a marriage of convenience slowly becomes something real, and the contract becomes the one thing they can no longer follow. Where Marriage of convenience turns into Marriage of love. [A taekook story]