Between Two Worlds by Christy Santo
It is 2006 and Indiana University graduate student Rebecca Harrison attends a Halloween party. Unknown to her she will have her world turned upside down when she leaves it. An unexpected accident rips her from 2006 Indiana and abandons her in 1983 Fanwood, New Jersey her hometown. She struggles to relive the past and exist as another woman with the same name and birthday as her. Can she find a way to return to her present time or will her past become her future?