The Blake Lively movie The Age of Adaline is often believed to be an adaptation of a romance novel, but is the 2015 movie really based on a book?

In 1932, Adaline welcomed her daughter Flemming — named after her grandmother — with her late husband Clarence James Prescott, who died in 1937 from a work-related accident.

The moment the thunderbolt strikes her car, Adaline Bowman stops aging. Snowflakes swirl in the air, setting the stage for a magical and romantic tale, where nothing is the same again.

So it's a little shocking to watch " The Age of Adaline," which features a 20-something acting like a grown-up. The title character doesn't flash her privates in public or get blackout drunk or ...

Even more emotionally effective is Adaline’s relationship with her daughter, who as the movie goes on first catches up with her mother’s age and then surpasses it.

Over the years, The Age of Adaline has become a fan favorite for romance fans, but the behind-the-scenes secrets are just as fascinating as the love stories in the film. Swooon has assembled seven ...

The only person who is aware of Adaline's mysterious condition is her daughter, played later by Ellen Burstyn, who does age normally.

Blake Lively Adaline watches as the world ages around her, but her secret keeps her away from most people -- except her aging daughter, played by Ellen Burstyn.

Noticing Adaline's uncanny appearance to her younger self, William begins to piece things together, putting her secret at risk. So, how does The Age of Adaline end?