Sorry to hear about your parents. They might not understand what is going on, so they are reacting poorly. That does not mean that they do not care though. They're probably just ignorant.
Honestly, 15 is not the best year. The best years of your life come later. For many people, being 15 is one of the worst years. Being 12-18 is pretty much the worst time ever. You couldn't pay most older people to go back if it were possible.
I hope you don't go on antidepressants unless you absolutely need to. Those drugs are terrible, and there are other ways to deal with the emotions. Feel free to
PM me if you would like to talk about it more.