The Girl Who Sees Scents (2015)

Officer Choi Mu Gak lost his younger sister to a barcode-murder case and lost his ability to taste, smell, and feel pain. He then meets a girl named O Cho Rim, who is the only witness to the murder case and possesses a special sixth sense, which is the ability to see smells. (Source: IMDb) ~~ Adapted from the webtoon "The Girl Who Sees Smells" (냄새를 보는 소녀) by Man Chwi (만취).