精英狙击手布兰登·贝克特和理查德·米勒负责保护一个重要目标。在与敌人战斗时被未知目标射击，谁知道了他们的确切位置？ 谁与敌人有联系？谁与敌人达成了秘密的交易？ 谁是幕后黑手？

　　Mayans M.C. follows the life of Ezekiel “EZ” Reyes, president of the Mayans M.C. charter on the Cali/Mexi border. EZ has now risen to lead his brother Angel and the Santo Padre M.C. in a bloody war against their rival Sons of Anarchy. Defending the California territory and patch begins to claim lives within the club and causes strain between EZ and Angel.