Torrent a copy of Alfred's adult all in one book one. Some people have recorded videos to go along with it on yt if you think you'll need recordings. The biggest factor in learning is consistency, not what resource you'll use. I'm sure you've heard the advice to set attainable goals before but it's really easy in this situation. Choose a relatively easy song that you'd want to play, whether it's some pop or anime song or anything, find it on musescore and make sure it's the lowest difficulty rating, and then practice through the book until you think you could play it, and do it. And then choose a harder one, etc. etc.
