The Strongest Instructor: Let Captain Tianxian Break the Defense at the Beginning

Lin Tong parachuted into a special force and discovered that the captain was actually a military region angel who had rejected him. With the support of the system, his training methods can be called "devil", and he specializes in picking out her shortcomings and hitting her in the face. When he pulled her up from the edge of failure time and time again, she finally let go of her pride, her eyes reddening: "Lin Tong, teach me... How can I be as strong as you?"