Lechero was waiting until Sammy was gone. He brought Mahone, Scofield and Whistler to the secret tunnel. When he was going back, he was talking to T-Bag about Cell 40 in Sona, where Guillermo, an inmate was. When Lechero was looking out the window, Lechero thought that T-Bag was back and couldn't find the way. However it was Sammy who pulled a gun at him. Cristobal and another inmate pusht Lechero out his room. Lechero was for that moment not the boss of Sona. Lechero was pusht by an inmate, and was hiding himself from Sammy. T-Bag came and he was going back to Sammy and his friends. Sammy talked to Lechero and brought him to the room where Mahone, Scofield and Whistler were hiding themself. Michael talked to Sammy. Sammy felt from the tunnel and was buried alive and so killed Lechero two