Quillen was born into a wealthy family in the Free Federation. Being well educated, he showed great interest in politics. In his adulthood, Quillen joined the Parliament of the Free Federation, becoming a rising star in the political world. To achieve his ideal political dream, he joined the Shadow Hand, an extremist organization. Quillen, a decent, discreet politician by day, and an extremist who does what it takes to exterminate every alien by night.