A REASON TO LIVE.

Still grieving the death of her best friend, Erin knows she needs to start living - but has no idea how. Then she loses her favourite book, heavily annotated and containing her friend's final words to her.

A REASON TO LOVE.

When James finds Erin's note-filled book in his local community library, it sparks a life-changing conversation. He writes his own message back, and soon they are locked in an anonymous book exchange, with no idea who the other person in the margins might be.

A REASON TO FORGIVE?

But Erin and James have a shared history that neither of them realise. How will Erin react when she discovers the other writer isn't a stranger at all - but the person she once swore she'd never forgive?