Choi Eun Sul is Choi Moo Gak's sister who got mistaken for the witness of a crime and killed by a serial killer.
The Girl Who Can See Smells Guest cast, played by Kim So Hyun Episode 1x01: Episode 1 (Apr 1, 2015) Episode 1x02: Episode 2 (Apr 2, 2015) Episode 1x05: Episode 5 (Apr 15, 2015)
