archrivalry is definitely NOT a condition one can overcome to help one another out... right? so when namjoon helps you out with dealing with your ex, are you still archrivals? college!au rm×reader!au warnings: fluff, angst, sexual harrassment, parental emotional abuse, depictions of disordered eating, academic validation as self worth, substance use (smoking and drinking), explicit sexual content, spanking (consenual)