LifeinYolcos,abeautifulandprosperousportcityinancientGreece,ispeacefulasthepopulationisthreatenedbythewrathofPoseidon.Ayoung,adventurousmouseandthecatsheadopted,help,unbeknownsttothem,oldJasonandhisArgonautsintheirquesttosavethecityccc