Barney Ross and The Expendables rescue Doc, who has been imprisoned for eight years, from a train that is transporting him to a maximum security prison. Doc teams-up with Barney, Lee Christmas, Gunner, Toll Road and Hale Caesar in the assignment of stopping the dealer Victor Mins during a transaction of bombs. However they discover that the dealer is actually the former Expendable Conrad Stonebanks, who shoots Hale Caesar badly. The Expendables take their friend to the hospital and Barney meets Trench in the waiting room who tells that they are old. Then he has a meeting with the operating officer Max Drummer who had hired The Expendable to kill Victor and he gives one last chance to Barney to fix the problem. Barney concludes that his crew is old and decides to recruit a new and faster team with the support of his friend Bonaparte. Barney hires Thorn, Luna, Mars and the rebel John Smilee and refuses the co-operation of his old team. They head to Bucharest but their mission fails and only Barney escapes from Stonebanks. Now Barney intends to return to rescue his team with the outcast Galgo. However his old team is like a family and they will never leave Barney fighting alone because family fights together to protect a member.