In real history, he was betrayed by the boyars and given up to the moslems. The boyars were the landed gentry who thought they could pay off the Turks for peace. Our boyars, the CLintons and their progressive ilk should take notes.
according to Wikipedia (Vlad the Impaler article), I was wrong, in that his father did hand him over to the Turks at 13 years of age.
Later in life he was alternatively screwed over by friends, family, other Christian rivals and Boyars. His main imprisonment was at the hands of the Christian Hungarian King, and boyars supported his Turkish puppet brother against him.