"Don't provoke me too much... What'll you do if I lose control?" says her boyfriend Sudou... But Kaori is desperate to know what would happen then. All alone together in her room, in response to Kaori's innocent provocations... "Sudou... Did you get turned on?" Kaori gazes at Sudou unflinchingly. Just then, Sudou decides to...?! What happens when two top students become a couple of lovebirds...?!