The story is set in the 1960s Hong Kong. The sincere Ko Tai Hei smuggles to Hong Kong, where his father's good friend Kam Lo Yik recommended him to join the police force. One time, he had an accident and got shot in the head. Pieces of the bullet went into his brain cells and oddly increased his IQ significantly. Since then, Hei turned into an intelligent detective capable of cracking down strange cases. However, his personality changed as well, turning him into a cold-hearted person who will do things by unscrupulous means.
Episode 1
Episode 2
Episode 3
Episode 4
Episode 5
Episode 6
Episode 7
Episode 8
Episode 9
Episode 10
Episode 11
Episode 12
Episode 13
Episode 14
Episode 15
Episode 16
Episode 17
Episode 18
Episode 19
Episode 20
Episode 21
Episode 22
Episode 23
Episode 24
Episode 25
