What is the fine-grained topic of the following text: With the film adaptation of Divergent, the first novel in Veronica Roth’s trilogy of dystopian thrillers, director Neil Burger (Limitless) has crafted a popcorn flick that’s leaner, more propulsive and more satisfying than the bestseller that inspired it. Only return the topic.
Film adaptation of Veronica Roth’s Divergent novel