This episode begins with Dexter, he is investigating the angel from the ritual. Dexter discovered that Travis is working at the museum, he is Gellar his accomplice. A couple has been found dead, is this another kill from The Doomsday Killer? Dexter broke in to Travis his appartment. Debra rents the house where a couple has been killed. Dexter strangles Travis in his car. Travis tells to Dexter that Gellar does the killing part. Dexter let Travis go. Brother Sam got shot down by someone. Nice episode of Dexter Season 6, who shotdown Sam? Was it Dexter, what happened?