Who said that? A movie theater part-time job is the animal kingdom?! Dojun, who has never been with a girl, accidentally witnesses an unwanted scene in the projection room and receives a fellatio in exchange for keeping his mouth shut. In fact, she had an untold story about sleeping with several male part-timers… But there’s also a sudden participant! Dojun who falls for her the more and more close he gets to her… She, whose emotions aren’t clearly visible, is starting to gravitate towards the affectionate man… And the sudden co who’s trying to take Dojun away by dedicating herself to the very beginning for her revenge! Let their passionate romantic battle at the movie theater commence!