Some stories refuse to stay on the page. The Hollywood Reporter’s Beyond the Book column explores what happens when books make the leap to screen and beyond — unpacking what changed, how it was done and why it matters with the creatives who made it.

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[Warning: This story contains spoilers for Prime Video’s The Last Sunrise.]

Anna Todd is welcoming the next chapter in her romance universe — and this time, it’s personal.

For her novel, The Last Sunrise, which was published last May, the author’s protagonist battles tuberous sclerosis, the same genetic disorder her son has — he also has autism and epilepsy — and a disorder that results in noncancerous tumors growing in various parts of the body.