The Sliders have come to the most unexpected world of all... home. While Rembrandt and Wade use their sliding adventures to kickstart their careers, Arturo steals the timer and claims sliding as his invention. However, Quinn remains convinced they are not home.

Mulder and Scully are called in to investigate a series of mysterious deaths and disappearances near a lake in a small town. Mulder believes that the local legend about a lake monster may be all too real.

X-Factor's Quicksilver, and his sister, the Avenger called Scarlet Witch, seek revenge against Magneto when they learn that he was responsible for their birth mother's death. But the trio is unaware of the common bond between them, nor the true purposes of the mysterious man who brought them all together.