9S is a male android created by an organization called YoRHa. He is a scanner type android who is specialized for investigative purposes and infiltrating enemy systems. He was sent to Earth to fight against the Machines during the 14th Machine War. YoRHa is an elite military force of androids charged by the Council of Humanity. " Glory to mankind! " is what the YoRHa always says, and what he always says to sign off.