Nepgear is the human form of Purple Sister and also the little sister of Neptune. She first appears in mk-2 and in the manga. In mk2 it's up to the little sisters to save their older sisters. Much like her sister in the previous game, Nepgear is the main protagonist. She's the character controlling everything, such as who joins the party, events, and ending. Nepgear and the others sisters are set to return in Hyperdimension Neptunia Victory. Nepgear uses a sword in human form. In HDD form she uses a gun blade.