With the rapid development of science and technology, humans have entered an era of coexistence with intelligent machines. However, a group of militant programmers has transformed these machines into mecha weapons that have annihilated mankind. Just when the situation seems desperate, a group of mech ninjas brings hope to humanity...

With the rapid development of science and technology, humans have entered an era of coexistence with intelligent machines. However, a group of militant programmers has transformed these machines into mecha weapons that have annihilated mankind. Just when the situation seems desperate, a group of mech ninjas brings hope to humanity...