I will protect you (Y/n) (Nier: Automata x child reader)

It all started when a Proxy war between the human-made androids and the machine army of invaders from another world. To combat this threat humans built androids then fled to the moon, but little did they know they left one small survivor. His name is (Y/n). Little does (Y/n) know that he is going to be took in by the...