Within a world where all animals live like humans, a team of young highschool friends are one by one chosen to rescue the princess of venus. For, a long time a go, the Queendom of the planet venus was destroyed by the monstrous dark king Saturn, who kidnapped the princess to uncover the secret magic of the legendary forever-shine. Arc I: As our magical warriors unite, they must also fight against the dark king's agents, by transforming into the Wonder Critters and purifying the monster that the agents create to steal their transformation items, the Wonder-pact! Why do they want their Wonder-pacts? How will they rescue the princess? And why were they chosen?