183 Tejou no Sousakan

A short comic to promote release of the Novel 一八三 手錠の捜査官
 
Gamon Onodera, a police sergeant working at the north exit police box of Ikebukuro Station, has closed off the possibility of becoming a detective due to a certain past, but he decides to take a chance on the last chance he is given due to an unexpected turn of events.
 
However, when he was transferred to the Criminal Investigation Division's Forced Offenders Section, he was given a detective job that was different from what he had imagined, and he began to feel depressed.
 
One day, a secret order is given to Gamon.
As a test run of a new system called “Measures for Complicit Investigation of Served Prisoners,'' prisoners are asked to team up with inmates from a juvenile prison to investigate cases.
 
“Wouldn't a prisoner who is well-versed in the psychology of criminals become an incredibly talented investigator?"Gamo is perplexed by this unprecedented attempt, but prisoner number 183, commonly known as "Andre," appears. As he tries to fool himself with his errant actions, he shows off his amazing investigative skills and approaches the truth…!!