Res was built to explore Mars. He was not built to have human emotions. But as he learns new things from the NASA scientists who assemble him, he begins to develop humanlike feelings. Maybe there's a problem with his programming... Human emotions or not, Res blasts off to Mars, accompanied by a friendly drone helicopter named Fly. But Res quickly discovers that Mars is a dangerous place and he is tested in ways that go beyond space exploration... 8+ Meet Resilience, a Mars rover determined to live up to his name.