The Fourth Man

Two years after the fire at Doppelganger, Jarrod and Joshua Sinclair are still grappling with the violent deaths of their parents, and Josef Helmick is in the wind.in an effort to start over, Joshua travels to Switzerland where he meets enigmatic chemist Heinz Felhaber.Soon the brothers are pulled into a web of intrigue as they work to stop Felhaber from perfecting his dangerous mind-control techniques and unmask the identity of the mysterious fourth man who appears to frustrate all of their efforts.