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In 1997, a mysterious ghost saved humankind and then disappeared. The mysterious ghost appears again 24 years later and helps a serial killer escape. Kim Sae-ha, Jung Sae-byeok and Song Eo-jin pursue the ghost for different reasons.

Cast

Seo Kang-joon

Kim Sae-ha

Kim A-joong

Jung Sae-byeok

Lee Si-young

Ghost

Kim Moo-yul

Song Eo-jin

Jang So-yeon

Choi Sun-wool

Kim Sung-kyun

Kim Ma-nok

Heo Joon-seok

Im Ji-Yoo

Lee Gyu-hoe

Han Wi Han