An examination of the powerful pro-Israeli lobby AIPAC (American Israel Public Affairs Committee), known for bipartisan loyalty in Washington, DC. Throughout its 60-year history, AIPAC has thrived on maintaining order in its ranks, and no one has ever spoken out before. The film features interviews with disaffected insiders who have deep-seated reservations about the policy-making under Prime Minister Netanyahu and President Trump. Kings of Capitol Hill is an eye-opening look at how political influence can be won and lost.