Do Kyungsoo , a cocky law student, seems to lead the perfect life. He’s the sole successor to a huge and famous business and a talented ice skater with good looks and charisma to boot. But in reality, his lonely life lacks joy, laughter and motivation. That is until he meets Kim Seolhyun, the new bento seller at his school canteen. Although orphaned at a young age, Seolhyun does not let her past affect her and lives life with great passion and determination. A harmless bet brings the two together and Kyungsoo slowly changes as Seolhyun teaches him how to give and love. Problem arises when Kyungsoo's mother does not agree to their relationship and forces an arranged marriage on Kyungsoo with Kwon Min Ah. Tragedy strikes when Kyungsoo suddenly has to go through a major brain surgery, that had a high chance of him waking up with no memory of his past at all. His mother orders Seolhyun to leave him and she has no choice but to do so. Later she learns that she already has Kyungsoo’s child.