Season 1

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 Oh Cho-rim, who is the only witness to the murder case and possesses a special sixth sense, which is the ability to see smells.

1. 

   1. Episode 1

   2015-04-01 · 58m

   After her parents are murdered, a young woman awakens from a coma with total amnesia, and crosses paths with a cop who suffered a loss of his own.

2. 

   2. Episode 2

   2015-04-02 · 58m

   Choi Mu-gak agrees to help Oh Cho-rim with her comedy skit in exchange for assistance on a case that could earn him a spot in the Violent Crimes Unit.

3. 

   3. Episode 3

   2015-04-08 · 58m

   Cho-rim leads Mu-gak to a body in the river and is later followed. Mu-gak reveals to Cho-rim how he lost his sense of pain, taste and smell.

4. 

   4. Episode 4

   2015-04-09 · 58m

   A new barcoded body is found, but Lt. Yeom Mi suspects it's a copycat killer's work. An accidental injury brings Cho-rim to Dr. Cheon Baek-gyeong.

5. 

   5. Episode 5

   2015-04-15 · 58m

   When a strangled chef falls off a roof, Kwon Jae-hui becomes a suspect, but a scent leads Cho-rim elsewhere. Mu-gak learns why Baek-gyeong went to Jeju.

6. 

   6. Episode 6

   2015-04-16 · 60m

   A confession letter is written and stored. Ju Ma-ri's journals are discovered. Mu-gak figures out what the barcodes on the victims' bodies signify.

7. 

   7. Episode 7

   2015-04-22 · 59m

   The Barcode Killer places the next body so it will be found and covers his tracks. Cho-rim's friend Ma Ae-ri is accused of stealing from her employer.

8. 

   8. Episode 8

   2015-04-23 · 59m

   Mu-gak is rushed to the hospital, where the police set a trap for his attacker. The Barcode Killer decodes his last victim's cryptic final message.

9. 

   9. Episode 9

   2015-04-29 · 59m

   Mu-gak lures the Barcode Killer using fake medical records and a decoy Choi Eun-seol. Yeom Mi creates a police sketch of the woman Cho-rim remembers.

10. 

    10. Episode 10

    2015-04-30 · 59m

    Yeom Mi follows her hunch about Cho-rim, who has a flashback to the moment of her accident. The misplaced confession letter is found among some books.

11. 

    11. Episode 11

    2015-05-06 · 59m

    Mu-gak snoops in Yeom Mi's office and learns why she took him off the case. The Barcode Killer visits Cho-rim's dad to find out who the witness is.

12. 

    12. Episode 12

    2015-05-07 · 59m

    Cho-rim manages to escape from the Barcode killer, who steals a photo from her father's home address in order to identify her.

13. 

    13. Episode 13

    2015-05-13 · 59m

    Cho-rim reveals her special ability to the entire Violent Crimes Unit. The Barcode Killer uses the witness's old school friends to lure her into a trap.

14. 

    14. Episode 14

    2015-05-14 · 59m

    When the police are unable to find the secret room where Yeom Mi is being held, Cho-rim contacts the Barcode Killer and volunteers to take her place.

15. 

    15. Episode 15

    2015-05-20 · 58m

    The Barcode Killer makes a run for it. Cho-rim remembers more about her parents and the day of her accident. A romantic gesture backfires on Mu-gak.

16. 

    16. Episode 16

    2015-05-21 · 59m

    The Barcode Killer abducts Cho-rim in order to lure Mu-gak into a deadly trap, but Cho-rim leaves behind a clue that could save his life.