Willy is a smart and cute kid who is travelling in space with his mom and dad. A hit by an asteroid destroys their ship and Willy’s capsule lands on a wild planet with life on it. However, the boy is saved but alone on this planet with his only companion a survival robot who answered to the name Buck. While waiting for a rescue team to reunite him with his parents, Willy starts exploring his temporary home. He finds a fantastic landscape and extraordinary creatures, some of them - friendly to out boy but other - hostile. Forced to survive on this planet, Willy realises that he has the courage and abilities to not only stay alive till the arrival of his mom and dad but to enjoy his unexpected stay among new friends.