Tom Riddle's Secret Weapon

Although they had Narrowly escaped death, Ron and Harry had accidentally left Hermione at the Malfoy Manor. At the last minute when apparating, Hermione's fingers had slipt and with a crack as loud as a whip, they were gone. Now, Hermione must come to face the Dark Lord alone. Will Ron and Harry be able to save her? What will Voldemort do with his new pawn?