What is before we were strangers?

Before We Were Strangers is a novel written by New York Times bestselling author, Renee Carlino. It was published on August 18, 2015, by Atria Books. The plot is centered on two former college lovers, Grace and Matt, who reunite after fifteen years of separation. The story is told in two alternating perspectives - Grace's in the present and Matt's in the past. It follows their emotional journey as they revisit their past and try to uncover what went wrong between them. The novel explores themes of love, second chances, and fate. The book received positive reviews and was praised for its emotional depth and well-developed characters.