Kiss the Past Goodbye - S4.E13

Michael is keeping track of Elena and Adam, and he becomes concerned when a new man enters their life. Sure enough, the man turns out to be a Secion One "Valentine Operative" by the name of Robert Corliss whom Operations has sent into to get Elena's Uncle, Stefan Vacek. It seems Uncle Stefan is taking over Elena's father's old terrorist business. Can Michael protect Elena and Adam once again without being exposed as still being alive? And can Corliss be trusted with Elena and Adam?