Yume Konohana is in a pinch!? Suddenly appearing is a luxury cruise ship-style idol academy, named Venus Ark! Leading the ship is the perfect idol, "Elza Forte"!! She travels around the world, gathering outstanding idols and brands. And the new target she has set her sights on is Yume Konohana of Four Star Academy. With singing, dancing, modeling, and acting, the Aikatsu! on Venus Ark is top-class, truly the dawn of a new era! In addition to Elza, who is active as both the owner and top idol, new rivals keep appearing, such as the fluffy KAWAII idol "Kirara Hanazono" and Elza's cool secretary "Rei Kishou"! "I will definitely become the top idol star! The excitement just won't stop!"