Inspector Karl unexpectedly crashes the engagement party of the Kau family to investigate the suicide of a pregnant girl, Cindy Cheung. Despite everyone in the Kau family deny knowing the girl, Inspector Karl rips off the grandeur façade of the Kau family and discovers that everyone in the family has something to do with the girl’s death.
The Kau family are high on the social ladder and getting ready for a lavish engagement party. Inspector Karl unexpectedly drops in to investigate the suicide of a pregnant girl, Cindy Cheung. This breaks the joy and peace of the engagement party. Everyone in the Kau family denies knowing the girl. However, with nothing more than a diary book and a photo, Inspector Karl rips off the grandeur façade of the Kau family and discovers that everyone in the family has something to do with the girl’s death.