The fourth installment of the highly popular fighting series is a thrilling compilation packed with intense, hard-hitting action! Watch as active professional boxers and karate athletes mercilessly beat a lecherous trainer in one shocking scene after another! The highlight is a towering 180cm-tall athlete closing the distance and delivering devastating, precise strikes. In one scene, a man is hung upside down in a public park and his testicles are brutally punched without regard for onlookers! The receiving men suffer such powerful impacts they're sent flying, while massive athletes spar with incredible force—this is must-see action!