Gemma Doyle Trilogy - A great and terrible beauty, Rebel Angels, & The Sweet Far Thing. A young adult/teen series that is an interesting read for the target audience. I want to read them now. There's too many books I need to read.
12 Teen Series Adults Will Love
12 Teen Book Series Adults Will Love. These may be teen books, but adults will love them for their emotional storytelling and fast-paced action.