On the cusp of turning eighty, newly retired pharmacist Augusta Stern is adrift. When she relocates to Rallentando Springs - an active senior community in Florida - she unexpectedly crosses paths with Irving Rivkin, the delivery boy from her father's old pharmacy - and the man who broke her heart sixty years earlier.As a teenager in 1920's Brooklyn, Augusta's role model was her father, Solomon Stern, the trusted owner of the local pharmacy and the neighborhood expert on every ailment. But when Augusta's mother dies, Great Aunt Esther moves in, and Augusta is drawn to Esther's curious methods. As a healer herself, Esther offers Solomon's customers her own advice - unconventional remedies ranging from homemade chicken soup to an array of potions.As Augusta prepares for pharmacy college, she is torn between loyalty to her father and fascination with her great aunt, all while navigating a budding relationship with Irving. Desperate for clarity, she impulsively uses Esther's most potent elixir with disastrous consequences. Disillusioned and alone, Augusta vows to reject Esther's enchantments forever.Sixty years later, Augusta is still haunted by her past mistakes. What happened all those years ago and how did her plan go so spectacularly wrong? Did Irving ever truly love her or was he simply playing a part? And can Augusta reclaim the magic of her youth before it's too late?