Neptune is the protagonist of the anime series "Choujigen Game Neptune" (Hyperdimension Neptunia). She is portrayed as a cheerful and energetic goddess who transforms into a CPU (Console Patron Unit) known as Purple Heart. Neptune is the personification of a fictional game console and serves as the protector of the land of Planeptune. Throughout the series, she embarks on various adventures to unite the different nations of Gamindustri and face off against antagonistic forces. Her lighthearted and playful demeanor often hides her true strength and determination.