She, with overwhelming hatred, wanders among all forces. She also carries an eternal guilt and wants to give her sister the best in the world. However, the fateful love disaster not only disrupted her plan, but also disturbed her heart. This is a story of bad fate, and it is also a story of sadomasochism. The entanglement and obsession, love, hatred and enmity of the four people, who chose whom in the end? Who is waiting for whom?