Blow up enemies by touching the screen and feel the excitement!
Build various tactics and strategies with 5 types of weapons and 3 upgrades each!
Leave your best survival record in the Hall of Fame by playing Survival Mode!
Rescue the missing Charios Special Unit from the Secret Lab RS-3 with the combat biological weapon, code named K !
Eliminate your enemies with intuitive, touch-only weapons!
Weapon upgrade is a strategy!
The free weapon upgrade system that can be reset indefinitely makes your play to be strategic!
What happened to the Secret Lab of the U.S. DOD?
A mysterious case that becomes darker.
Play the game and solve the mystery!