Elizabeth wants a Bahraini diplomat prosecuted after he is caught holding a maid hostage; Henry's father visits.
After being fired by MI6, Holmes returns to the US with a new apprentice, hoping to resume his work with the NYPD.
Burgess and Roman are trapped after Burgess pursues suspicious activity without backup; the intelligence team receives their taser certifications.
Jane is offered congratulations at a public event, celebrating her achievements. But she is soon faced with a new case that reconnects her with an old flame.