"Penny has never met anyone smarter than her. That's par for the course when you're a savant--one of less than one hundred in the world. But despite her photographic memory and super-powered intellect, there's one question Penny doesn't know the answer to: where did her father go when he left her and her mother years ago? On Penny's 21st birthday, she receives a card in the mail from her father, just as she has every year since he left. But this birthday...

"When Marilyn Kleinman is caught making out with the rabbi's son in front of the whole congregation, her parents ship her off to her great-aunt Ada for the summer. If anyone can save their daughter's reputation, it's Philadelphia's strict premier matchmaker. Either that or Marilyn can kiss college goodbye. To Marilyn's surprise, Ada's not the humorless septuagenarian her mother described. Not with that platinum-blonde hair, Herm�es scarf, and Cadillac...