After being kidnapped by two criminals during birth, Chappie becomes the adopted son in a strange and dysfunctional family. Chappie is preternaturally gifted, one of a kind, a prodigy. He also happens to be a robot.

Chaank Armaments is experimenting with the ultimate fighting machine which is part human - part machine. So far, the Hardman project has been unreliable and has killed a number of innocent people.