There's still a huge amount of story left, that it's actually pretty daunting haha. Glad to hear you're enjoying it! A lot of people have actually told me they like the game for the story. I'll keep doing what I can!
To start learning games, I'd recommend picking an engine, and joining a community based around it, like an Internet forum or website. Look at some tutorials on YouTube, and just play around with the engine and see what you can make!