In Part 4 of The Great Reset, an unexpected journey to Brussels unravels threads from the past that could tie up loose ends or further entangle John and Mark Herald. Their investigation into the demise of Robert Herald takes a chilling turn when Mark once again crosses paths with a figure slowly growing in power. As Mark grapples with the Overseer's ominous presence, John stumbles upon a stunning revelation, uncovering Simon's clandestine involvement. Amidst the echoing hallways of intrigue and deception, the strength of the bond between father and son is pushed to its limits. How will they respond when trust is not just an expectation but a necessity for survival?