Nova: The Keep is a stand-alone comic that was released in November, 2016. The story covers Nova Terra and the Ghost Program, shortly after the events of Legacy of the Void, during the early period of the reign of Valerian Mengsk. It will factor heavily into the third part of Nova Covert Ops. A concept of the plot is that Valerian is a mirror for Nova, as a man who possesses his own secrets. The comic is available on Madefire as an interactive app.