As per your description it looks like you have developed an abscess
. And it might be an open abscess as a result when you wipe u have discharge. there is an infection and as a result pus produced. I suggest you stop wiping it as it might cause more irritation of skin and cause pain. you apply hot fomentation at the local area which helps relieve pain and also helps abscess heal faster. Try cleaning the area with disinfection solution. And use antibiotics after consulting your physician, Your problem should solve in 5-7 days.