A mysterious app promises wishes — then starts a countdown to death. As a group of teens becomes entangled, they must break the deadly chain to survive.

Cast:Jeon So-young, Baek Sun-ho, Kang Mi-na, Hyun Woo-seok, Lee Hyo-je, Roh Jae-won,

Genre:Mystery, Drama,

country:South Korea,

Production:CJ ENM Studios, Kairos Makers,