A teenager, Lem, is an average high school student trying to win the heart of his crush and advance his career at a planetarium. However, Lem is an alien, and his life takes a dramatic turn when a U.S. astronaut, Captain Charles T. Baker, lands on his planet. Baker is initially unaware of Lem's true nature and mistakes him for a monster, leading to a thrilling adventure as Lem tries to protect the astronaut from hostile locals and get him back to his spaceship safely.

Planet 51
A lone astronaut crashes on an uncharted alien world, oblivious to the planet's inhabitants, and must outsmart the military while racing against the clock to escape before his spaceship departs Earth's orbit.