The investigation of a dismemberment case hits a deadlock, and Lu Junchi, leader of the serious crimes unit, seeks advice from Hua Police.Captain Lu expected guidance from a respected senior professor but instead encountered a frail and sickly Mr. Su who offers him enlightenment.What Lu Ji doesn't know is that Su Hui, this handicapped beauty with poor eyesight, deaf in one ear, and taking three minutes to run 200 meters, is actually the criminal profiling expert who strikes fear into the hearts of criminals.He is even unaware that Su Hui has multiple past identities and is his old acquaintance...Su Hui is proficient in criminal psychological profiling, possessing an incredibly meticulous logical reasoning ability.He delves deep into the minds of criminals, unveiling their hidden secrets.He has extraordinary courage, undaunted even in the face of perilous situations akin to walking through fire or braving a hail of bullets.His heart is as firm as a rock, battling against evil like an unyielding reed—appearing as delicate as it is tenacious.But no one knows, his long lost memories and all the truths... until he retrieves them.