One day , he sees an immense rainbow and sets out to find its end in an enchanted forest .
A young boy listens to his Great - aunt 's stories about a magical golden key found at the end of a rainbow .
One day , boy sees an immense rainbow and sets out to find its end in an enchanted forest .
A young boy listens to his Great - aunt 's stories about a magical golden key found at the end of a rainbow .