Phil and Sam are presumed dead, killed by a car bomb, but are on a witness protection scheme in Texas, working under assumed names. Unlike Phil, who loves it, Sam is homesick and wants to find out who tried to kill them. Learning that his mother is ill Phil agrees they should return and are introduced to sinister Carlos Espinosa, who gives them new identities. They leave work one step ahead of Marat's vengeful brother Yuri, who is out to get them but they are arrested at the airport.