piece with the simple truth, the very thing that freed him, reasonable do doubt, could also shadow conrad truman for the rest of his life. >> that is all for this edition of "dateline." thanks for watching. . >>> i'm craig melvin. >> and i'm natalie morales. >>> this was an insane world i was living in. i did what i had to do. >> what if you were ripped away from your family? >> you live in fear. it changes you. >> kidnapped by a killer. >> i came out of that just really messed up. >> held for years as a prisoner. and what if prosecutors never believe you? >> bobbi parker was not the woman she was portraying herself to be -- >> absolutely not. >> tonight, a mystery with a mind-boggling twist. this wife and mom taken hostage. was she really a hostage at all? >> their relationship was not one of kidnapper and victim. it was one of husband and wife. >> his prisoner or his lover? >> i really do love you. sounds like a pretty heartfelt love letter. >> now, she tells her story for the very first time. will you believe her? >> i was fighting for my life. >>> hello and welcome to dateline. for more than