Eight individuals trapped in a mysterious 8-story building participate in a tempting but dangerous show where they earn money as time passes.
Ryu Jun-yeol
Jin-soo / 3F
Chun Woo-hee
Se-ra / 8F
Park Jeong-min
Phillip / 7F
Lee Yul-eum
Yang / 4F
Park Hae-joon
Tae-seok / 6F
Lee Zoo-young
Chun-ja / 2F
Moon Jeong-hee
Moon-jeong / 5F
Bae Sung-woo
Sang-guk / 1F
