"160"^^ . "Necessary Heartbreak"@en . . "ISBN 978-0595506408 (first edition, hardcover)" . "276934676" . . "Necessary Heartbreak, the first book in the When Time Forgets series, is a Fall 2008 book from author M.J. Sullivan and editor Jenn Kujawski. Screenwriter Sam Hamm encouraged the publication of this work in the series."@en . .