While Christopher races to find Elena, Bobby is double-crossed by the cartel. No longer able to sit by, John Ross puts his own life on the line to attempt a rescue. Meanwhile, Nicolas tries to prove himself to Elena by making a deal with the authorities that puts him on a collision course with John Ross' plan and places both their lives in jeopardy. In the electrifying season finale, the Ewings and the Rylands finally force the cartel to pay the piper as some lives are saved and others are lost. Bobby and Sue Ellen form a new alliance to protect the family, which pits them against John Ross, who is still trying to regain control of Ewing Global and fix his marriage to Pamela. Elena is pushed to the brink when she finds out the real depths of Nicolas' betrayal. As the season comes to an end, enemies are unmasked, new alliances are formed and John Ross learns a shocking secret about J.R. that sends him halfway around the globe in search of a surprising new cohort.