Woo-hyeon is a youth in his 20s who wander around the Sinchon model area with no particular job and his girlfriend sells herself for a living. Woo-hyeon feels interest in his girlfriend's private area with a tattoo of an arrow and calls it the 'exit'. Then one day, she is abused by a client because of the 'exit'. One end-of-the-year evening with Christmas carols ringing out fro......