Complex sentence: In "Commissions and Fees", Joan is the one who initially discovers Lane's body while trying to get into his office one morning; she later expresses confusion to Don over his suicide, unaware that Lane had embezzled funds using Don's signature.
Split into simpler sentences: In "Commissions and Fees", Joan is the one who initially discovers Lane's body while trying to get into his office one morning. She later expresses confusion to Don over his suicide, unaware that Lane had embezzled funds using Don's signature.