This is a science-fiction bullet-screen shooting game that tells the story of humans battling mysterious mechs. The game provides construction, tower defense, barrage shooting in one game experience. The game is based on six reactions generated by four element attachments (quantum attachments), providing a combination of more than 30 fighter skills, more than 40 space-based turrets, and more than 10 enhancement modules. The game provides puzzle solving factors on the basis of STG, you can choose small gameplay faster to kill the enemy, you can also use powerful firepower brainless kill, you can also build powerful space-based turrets to experience the comfort of tower defense, you can also use the shells provided by the construction system to provide strong fire support.