World renowned geoarcheologist Jackson Whiteside has come home to Colorado to care for his grandmother and teach at CSU...not to rekindle the passionate, but doomed love affair with gramma's high-spirited neighbor whose memory has haunted him half-way across the globe. But the moment he sees his feisty, melodramatic ex, his cortisol levels spike. And he damn well knows he's about to unearth more layers of their relationship...whether his neurotransmitters...