Please help me with my sunburn!?

ok so i got a sun burn before 6 days and yesterday my skill started to peal by itself so i started to peal it to! sorry guys but i can't buy any aloe gel because i am on i island and there is no pharmacy! i am scared that i have skin cancer now . what do you think? i am 15 yr old! and my friend told me to go to his beach party so i only got 1 day to take off the skin because it looks nasty and grose!