A group of escaped aliens at her tail, Lee Ahn searches for the divine sword that could open a time-travelling portal which would bring the in the past trapped Guard and the cyborg Thunder back to the year 2022. There is also the bounty hunter Mureuk, who has rescued Lee Ahn from many difficult situations, who begins to suspect that an alien presence has entered his body. When the group finally manages to cross over to the present, they find brutal devastation: The powerful alien Controller has released the extraterrestrial substance Haava and thousands have died. Lee Ahn, Thunder and Mureuk don’t have much time to hunt down the enormous number of hostile aliens and save humanity.
