Late in the day

"Alexandr and Christine and Zachary and Lydia have been friends since they first met in their twenties. Thirty years later Alex and Christine are spending a leisurely summer's evening at home when they receive a call from a distraught Lydia. Zach is dead. In the wake of this profound loss, the three friends find themselves unmoored; all agree that Zach was the sanest and kindest of them all, the irreplaceable one they couldn't afford to lose. Inc...