Complex sentence: Eager to avenge Sophie, Pine agrees to go undercover to infiltrate Roper's vast criminal empire, but the operation is jeopardised by an inter-agency turf war within the intelligence community, with a suspicion of collusion with Roper somewhere.
Split into simpler sentences: Eager to avenge Sophie, Pine agrees to go undercover to infiltrate Roper's vast criminal empire. All the while however the operation is jeopardised by an inter-agency turf war within the intelligence community, with a suspicion of collusion with Roper somewhere.