In the future world, in order to resist the oppression of Skynet, the underground resistance army sent the intelligent flight aircraft Elta 7 to obtain the energy chip and control the energy source to destroy Skynet and make the world free again. The game is played by roguelike + demon city. It designs many operations such as weapons, equipment, chip buff, a variety of secondary weapons, weapon protection bonus and upgrade. The main weapons, secondary weapons and long-range weapons are freely combined, with complex and diverse terrain and fierce Skynet enemy.