Gui Xiang is super clever girl with low EQ. She investigates into a murder case in competition with a young police detective.
王珞丹
as Gui Xiang
周渝民
as A Zhe - Yang Xinzhe
任達華
as Doctor Cai - Cai Chun'an
邵美琪
as Mrs. Cai - Lin Wenyu
石修
as A Zhe's Father
鮑起靜
as Aunt Wei Qing
天心
as Maggie Wei Maji
那維勳
as Crimal Police - Hua Maonan
許時豪
as A Zhang
丁春誠
as Qiang Qiang
Xing Li
as Lin Hong-Bo's wife
