One is the fried-haired Queen Shou who looks as gentle as jade but is actually as black as ink.
One is a second-rate loyal dog Gong who appears cynical but is actually calm and collected.
The fate of the two people meeting each other since birth began a lifelong entanglement.
After growing up, the two people who lived together again began to work together to solve crimes, and also started various chemical and physical reactions.
This is a detective story about a single case!
There are no explicit or implicit clues connecting the cases.
You can safely and boldly view each completed case.