What would happen if, under special circumstances, jealousy was continuously stoked? Approaching couples on the street to swap partners and form two instant couples! Living together in a secret room for 8 hours! Receiving extreme game instructions from the command room! Regularly monitoring the other room by force●! Despite it being a game, the sight of her boyfriend flirting with an unknown woman causes her jealousy to explode! A battle between women for each other's partners erupts! They're doing that over there... what will you do?