Lu Kai and Lu Fan are twin brothers. Due to their parents' divorce, they had to live with their parents, one abroad and the other at home. The two brothers have very different personalities. After Lu Kai returned to China, he still had little contact with Lu Fan.
On the first day of 2014, Lu Kai's body was found at home. Who was the murderer? Who killed him? Lu Fan? Girlfriend in mind? Ex-girlfriend Ye Qiu? Or yourself?
Each of them seems to be lying, or perhaps, each of them is trying to hide the truth...
Mission: Fairness, justice, harmony, democracy, self-improvement