hiii,pls read my story and provide answers

i'm 17 years old . i started usng the regimen about 2 years ago and it worked perfectly well for me .i got the results and i was so happy. so i continued using it for about an year and then i stopped .then i started getting acne all over again .so after about 4 or 5 months i started using the regimen again ahd now i have been using it for about 2 months and this time i got a bad sunburn and my skin is peeling too.but the biggest problem is i still havent got any result and i get new breakouts daily my skin is horrible. i really dont know what to do[i am waering makeup in the profile pic so you cant see my acne ] pls give me a solution for my acne problem and sunburn