Complex sentence: Dean then performs as a "nude cleaner" for a client, but learns that the client is an ex-Marine who was paralyzed in combat and still longs for the boy with whom he fell in love, who was killed.
Split into simpler sentences: Dean then performs as a "nude cleaner" for a client. He learns that the client is an ex-Marine who was paralyzed in combat and still longs for the boy with whom he fell in love, who was killed.