Shanghai is ruled by the powerful Black Dragon clan that owns the no bounds power. However, life in the city is drastically different for three average young Koreans. Pyung-an, an art aficionado, is working in a prominent gallery in her ideal job. Yeo-rae, a gifted cellist at the Music Institute, is working hard to earn money. Jin-hwan, meantime, is full of motivation after he decided to become a taekwondo champion. The immense metropolis teems with possible romance, excitement…and peril for these three. But, their lives are flipped upside down when they become involved with the powerful Black Dragon family.