When I Knew You — K.E. Payne

When Ash Wells and Nat Braithwaite are thrown together after seventeen years apart, old resentments and passions are rekindled. The days of their heady teenage relationship are long gone -- or are they? As they put aside their differences to honor the memory of a friend, Ash and Nat learn that sometimes, to build a future, you have to be willing to let go of the past.