My Brother Walked Into My Jiu-Jitsu Gym Just in Time to See a 210-Pound Black Belt Choke Me Unconscious—Then He Stepped Onto the Mat and Said, “I’ll Go Next.”

PART 3 Derek turned around, his expression changing. “Okay,” he muttered. “So you’ve done this before.” Cole didn’t answer. He simply returned to his stance. Derek laughed, but it sounded different now. Less confident. More...