“Ouch. It hurts!” Linda’s right hand was grabbed by Francis and pulled back vigorously. Her wrist was extremely painful and she could not help bursting into tears. But Linda still did not show a good attitude. She shouted to Francis, “Let me go.”

“Ok, I can let you go. But you must admit that you’re wrong, and apologize to Cindy, then I will let you go.” Francis grew up in the military camp with his grandfather since childhood. He was proficient in various sports such as hand-to-hand combat and Sanda.

In the past, when he was a student, whenever he had a holiday, sometimes even on weekends, Grandpa would throw...