Korea has been taken over by aliens, and three agents from two different timelines spearhead the war against them. An unknown monster strikes them! One day, a single scream in an urgent phone call was heard.
2006
1931
2022
2019
2018
1984
1988
—
2007
1968
1966
1973
2016
2021
1985
2005
1977
2000
