Su Yuxuan, the demoted county lieutenant, investigates an old military pay case and deliberately approaches the number one suspect Li Weng's daughter Ah Zhi as a help in the investigation. The two become happy friends and work side by side to solve the mystery. Little did they know that this handsome partner is actually the leader of the men in Black Fengling. Lies and heartbeats make her desire for revenge and the national law and morality that Su Yuxuan adheres to hard entangled.
Intention: The world is not just black and white, but we also need to see the people in the cracks.
