Cross My Heart‎,‎ Hope to Die is the fifth title in the suspenseful and twisted Lying Game series by Sara Shepard‎,‎ author of the #1 New York Times bestselling series Pretty Little Liars‎.‎ Ever since Sutton Mercer‎'‎s murderer tricked her long‎-lost twin‎,‎ Emma‎,‎ into coming to Tucson‎,‎ Emma has been trying to solve the mystery of Sutton‎'‎s death‎.‎ And now someone else is back in town‎-‎-Becky‎,‎ Sutton and Emma‎'‎s birth mother‎.‎ As Emma gets closer to discovering what exactly happened the night Sutton was killed‎,‎ she learns that Becky isn‎'‎t all that she seems‎.‎ Turns out Sutton wasn‎'‎t the only Mercer girl with dark secrets‎.‎ ‎.‎ ‎.‎ ‎.‎