
During his patrol, Lei Zin Kiu comes across a man putting up posters about an alien invasion. Despite his superior's mockery, he continues chasing down leads and soon discovers the hidden agenda behind the whole charade, which will change his life forever after his encounter with Cheung Nok Hang and Chan Ka Hei, two Slashers from a detective agency.
During his patrol, Lei Zin Kiu comes across a man putting up posters about an alien invasion. Despite his superior's mockery, he continues chasing down leads and soon discovers the hidden agenda behind the whole charade, which will change his life forever after his encounter with Cheung Nok Hang and Chan Ka Hei, two Slashers from a detective agency.
After learning that her dad leaves her a detective agency, Ka Hei goes there for the first time, only to be greeted by a stranger she met on her birthday. While Ka Hei is still feeling lost in life, this very stranger helps to light the path for her. Meanwhile, Lei Zin Kiu has to decide on his next move when his superior deliberately picks on him for reasons unbeknownst to him.