In the eyes of outsiders, Su Yu Ning almost has a perfect life: a thriving career, a gentle husband and a well-behaved daughter. Unexpectedly, this wonderful life fell apart overnight. First her husband cheated, and then her daughter was injured and unconscious. Soon, Su Yu Ning discovers, that's she's was already part of and in the midst of a calculated conspiracy. And what was entrenched, in the center of the conspiracy was the person she never expected. In order to protect her daughter, Su Yu Ning had to stand up and declare war on "her".