A senior in the police force once told me: Compassion doesn't wield soldiers, benevolence can't run alongside police. Good men can't be police officers, because kindheartedness is a laughable weakness in the eyes of ones who flout the law.

I am very unlucky. I'm not a nice person, nor am I a weak person. Those weird and strange cases, the shapes and sizes of criminals all became part of my life. I have no choice but to think like them, and act like them, for I must always be racking my brains for ways to catch them.

My name is Yu Zui. I am a Criminal Police. This is my story, a lost, perplexed, impulsive, and intense story…