TenthgradersOhDong-seok,LeeDae-balandRyuKi-seongliveinthesameneighborhoodandgotothesameschool.Theyareenjoyingtheirsummervacation.Theyattendadiscussionacademytoapplyforuniversityandslowly,theystartgettinginterestedinwomen.Theyopenuptoporn.Theyalwaystalkaboutitandsharenewporn,gettingdeeperintotheworld...