The mysterious murder of a US senator bearing the distinctive trademark of the legendary Soviet assassin 'Cassius', forces retired CIA operative, Paul Shepherson to team with rookie FBI agent, Ben Geary to solve the crime. Having spent his career chasing Cassius, Shepherdson is convinced his nemesis is long dead, but is pushed to take on the case by his former supervisor, Tom Highland. Geary, who wrote his Master's thesis on Shepherdson's pursuit of the Soviet killer, is certain that Cassius has resurfaced.
A riveting police drama about the men and women of the Chicago Police Department's District 21 who put it all on the line to serve and protect their community. District 21 is made up of two distinctly different groups: the uniformed cops who patrol the beat and go head-to-head with the city's street crimes and the Intelligence Unit that combats the city's major offenses - organized crime, drug trafficking, high profile murders and beyond.
Common people discover that they have super powers. Their lives intertwine as a devastating event must be prevented.
