HELP..

light pink spotting but 4 days before I had this discharge BUT LIGHT pink spotting and it hurts when I pee and the skin from my vagina is slowly falking off me and my husband had sex yesterday and it hurt and was uncomfortable which it never is like that it always feel good well my vagina was sore from it but it didn't hurt when I pee after wards just sore from,the sex o guess but it does hurt when I pee now and the next day I had this light pink spotting what does this mean