In the distant interstellar space a galaxy called Ranch planet. Here lived a kind old king and his lovely daughter，Princess Rilla . However, it has lost its tranquility by a sudden misfortune - The king was critically ill and The evil tin man guard attempted to usurp the king's authority or he will destroy the whole planet. The princess Rilla signaled to the Guardians of the Galaxy for help. A star defense battle is about to begin.