Formerly a brilliant detective, and the leader of the Chaotix Detective Agency, Vector was taking a case of finding missing criminals right after the rise of the Regime being in the wrong place and at the wrong time, Vector was beaten in battle and was taken to be "reprogram" for the Regime after been missing for 5 years, Espio and Shadow finally discovered Vector location there they found their friend as a savage monster, with no memory of his past, locked behind bars