Hyperdimension Neptunia: Producing Perfection

You take on the role of the main character, who happens to fall into Gamindustri and is immediately hired by one of the four CPUs-Neptune, Noire, Blanc, and Vert-to be their producer and manage their idol careers. Get your training wheels on, ladies, because a new producer is in town and the fate of Gamindustri hangs in the balance! Will you be able to properly raise these CPUs into idols, or will...