Barney and his team come into confrontation with Conrad Stonebanks, who many years ago was one of the founders of The Expendables. Since then, he became a ruthless arms dealer, after which he turned into the man whom Barney had to destroy. However, it turned out to be very difficult, since Conrad has repeatedly deceived death and is a true professional. Then the commander of the special unit “The Expendables” decides to introduce fresh forces into the team, for which he replenishes his ranks with young soldiers who are faster and more technically savvy. From this moment, their mission turns into a clash between the old school and experts in the latest technologies ...