As an asteroid hurtles towards Earth with nothing to stop it, one determined teacher fights to keep her former students safe — no matter the cost.
Jin Se-kyung
Ha Yoon-sang
Priest Damiano / Woo Sung-jae
Kang In-ah
Yeo Mi-ryeong
So Joo-yeon
Chae Young-ji
Jang Beom
Father Baek sang-hyeok
Park Jin-seo
Kim Bo-ae
Kim Dae-han
Lee Chae-hwan
Hong Gi-pyo
Cho Gwang-hyun
Team Leader
Toittech CEO
Colonel Choi
Oh Seon-hyang
Jeong Su-geun
Min Hee-jin
Jeong Ha-yul
Yoo So-min
Oh Gye-hyang
Park Sang-woo
Joo Myung-ok
Do Jung-a
Deputy Mayor Im Seon-ju
Ri Kyung-hwa
Gong Ji-eun
Na Hyeon-jae
Kim Min-ji
Park Eun-jin
