Special Forces: Guard the Isolated Island at the Beginning, and Destroy the Wolf Fang as a Team

Kong Yang woke up and found that he had traveled to the world of special forces and became a soldier guarding a certain island. The system was activated at this time. With his amazing standing, he improved all his fighting skills, sniping skills, tank driving, aircraft driving and other skills to the master level within ten years. Suddenly one day, An Ran, the beautiful soldier king known as Violet, was hunted down by a mercenary killer...