Spinoff of Amuro and Co. during their Police Academy Days.

For those who didn't remember the characters (heavy spoilers, not recommended if you haven't reached at least chapter 1000):||- Rei Furuya a.k.a Tooru Amuro a.k.a Bourbon : The only person currently alive in the main Detective Conan series

• Jinpei Matsuda : Before joining the MPD in the main series, he was in a bomb disposal unit. He died after purposely failing to defuse a bomb in a ferris wheel to inform Miwako the location of the other bomb
• Kenji Hagiwara : Matsuda's friend who died years before Matsuda in a similar bomb case
• Wataru Date : Takagi's senpai; Takagi was once mistaken as Date when he visited the family of Date's girlfriend after Date's death
• Hiromitsu Morofushi a.k.a Scotch : brother of Koumei who killed himself in front of Shuuichi Akai
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