The hardest thing about love is saying goodbye . . .On a beautiful late-summer's morning, Cate Challoner's daughter, Beth, heads to the beach with her best friend. The girls will spend the day flirting with boys and enjoying the thrill of being young. Beth is eighteen and soon leaving home for college. Her mother is already missing her.That afternoon, the doorbell rings. Cate immediately knows something is wrong. CPR. Resuscitation. What do these words have to do with two teenagers enjoying an afternoon at the beach?Cate's daughter is her everything. Beth's presence at home is inescapable. How can a child stop existing? How can a mother survive such loss?