Jeon Jungkook, 27 year old rude billionnaire, He has multiple personality disorder, He has 3 personalities, First his own that is a rude & cold bastard, Then second, Depressed and sad, then third and the most dangerous, a psycho killer. He refuses to go to look for psychiatrist. He does substance abuse and is always so angry and rude. You are assigned as his caregiver, you have no idea how madly in love he is with you, all his 3 personalities love you but his love is dark and morally grey.