What do you do when the life you've carefully built for yourself comes apart?

Lydia Smith lives a quiet life, spent in the company of her colleagues and customers at the bookstore where she works. But when Joey Molina, a young and mysterious regular, hangs himself in the bookstore and leaves Lydia secret messages hidden in the pages of his books, her world starts to unravel.

Why did Joey do it?

What did he know?

And what does it have to do with Lydia?