"The detective's debut" is written by Hai Fei. Content abstract: The story is set in a beautiful town Mei Long. The 14 years old Hai Pi starts his detective career due to an accidental opportunity. In the process of handling the case of missing youths Zhen Shiwang and Zhen Xingyun, and the case of grandpa's missing pet pig York, he meets Princess Piao Piao who owns powerful magic and burglar Shi Buqian, he also meets sergeant Zhou Jiegun who can never make but always break. Every meet is a friction and each case for Hai Pi is full of challenge of wisdom and courage.