Controlled From Within

Years from now, an alien race known as the Empire of the Spirits has taken over earth. They are implanted within humans, giving them total control over one's body. However, sometimes there is resistance to the control, and the best way to reign in control?

Sexual dominance.

Katie is a recent capture, only beginning to fade. Tyra, her Spirit, is hellbent on fading her Keeper away. But Katie refuses to leave, despite Tyra's best efforts.