In "The Bodyguard (1973)," Chiba, a skilled karate master and crusader against drugs, makes a bold return to Japan. Determined to eradicate the country's drug trade, he publicly vows to take down the powerful drug lords. Offering his expertise as a bodyguard, Chiba seeks allies willing to expose the criminals' operations. His mission takes a twist when a enigmatic woman approaches him, claiming to possess crucial information and seeking his protection. As Chiba delves deeper into her story, doubts arise about her true identity and motives. Will Chiba's martial arts prowess and instincts be enough to uncover the truth and safeguard his mysterious client? Dive into this action-packed thriller as alliances are tested, secrets unravel, and the stakes soar in a high-octane battle against crime and deception.