This wasn't where he wanted to be. This wasn't where who wanted to be? What is this place? And why didn't he want to be there? A first line story prompt can open up endless possibilities for a creative piece. From this example, you could identify a protagonist, or perhaps an antagonist, and begin to explore the major conflict.
Music can take our hearts places we'd never go on our own. If you find songs that you connect with emotionally, you can take advantage of the inspiration and pour those emotions into characters and plots.