 If you liked
Meitantei Conan
|
 ...then you might like
Brutal: Satsujin Keisatsukan no Kokuhaku
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Even though the main characters aren't in a similar psychological state, the cases they encounter aren't that far apart.
<> Detective Conan: elaborate search for the murderer and the crime scene, Brutal: catching the criminals, abduct them and have some face-to-face time with the investigator.