After the defeat of the Crylonians, a pirating alien race, Daniel Gabriel, AKA Captain PINNACLE, accepts his membership into the world renowned government sanctioned meta-human group, ALPHA FORCE. But, as always, he continously makes a conscious effort to regain the trust of Millenium City as its surviving son persona. With the help of his lover and now ALPHA FORCE's computer and communications specialist , Elizabeth Burrows, the two attempt to rebuild his character only to come face to face with certain factions of the 'It was me!" movement . To add to this, he must stop a new and powerful adversary that he assumed to be dead set out to destroy him forever!

At the cusp of his psychological career, Dr. Dexter Drake encounters a fleeing alien and is empowered to carry out the duties for the legion of sentinels, and now he protects earth and beyond as The Sentinel of Earth.