An online community of amateur sleuths use technology to solve crimes — and make quirky friends — in their quest for justice.

Two new female police officers struggle to survive a force filled with corrupt superiors and the brutal world of the criminal mafia.

An ambitious young journalist uncovers the horrific slaughter of 22,000 Polish officers during World War II, a secret kept hidden for far too many years.

Policemen from two precincts are joining forces to fight the Mokotowska Group.