He is Mine. Until the End

when two troublemakers meet of each other what will possibly happen?. on a day where Park Ji-hun wished to have a normal and nice school enrollment who would have thought he would run into the school richest troublemaker and both run into each other were an accident happens that puts their boths school lifes upside down. since that day and that accident whenever the two meet each other they start bickering and insulting each other, they hate each other so much. but what if another accident happens where one of them most go through something hard and tragic? will he die or will he survive this will turn their whole lifes double upside down.