"𝑬𝒗𝒆𝒏 𝒕𝒉𝒆 𝒘𝒆𝒂𝒌𝒆𝒔𝒕 𝒐𝒇 𝒖𝒔 𝒄𝒂𝒏 𝒇𝒊𝒏𝒅 𝒔𝒕𝒓𝒆𝒏𝒈𝒕𝒉 𝒘𝒉𝒆𝒏 𝒘𝒆 𝒉𝒂𝒗𝒆 𝒔𝒐𝒎𝒆𝒕𝒉𝒊𝒏𝒈 𝒕𝒐 𝒇𝒊𝒈𝒉𝒕 𝒇𝒐𝒓."

Ron Kamonohashi was once regarded as a genius at the top detective training academy. But after a fatal mistake, he was expelled and forbidden to become a detective. Years later, police officer Totomaru Isshiki knocks on Ron’s door seeking help on a serial murder case. He finds Ron, now a messy-haired recluse, who agrees. Together, this mismatched detective team begins solving their first mystery!