When Dr. Elizabeth Shreve's husband Will leaves after fifteen years of marriage, she is so devastated that she's unaware that their fourteen-year old daughter, Chloe, is dangerously in love.

But now, former patient Jack Bolton will challenge Elizabeth even more-- and in ways she never expected. Bipolar, Jack can woo plants into myth-inspiring gardens-but refuses medication, fearing it will rob him of his gift. Convinced that nothing is too wonderful to be true, he works his magic on Elizabeth, Chloe-and even Will. And with each passing day, Elizabeth is drawn closer to breaking all the rules and joining him in a summer of glorious madness...