Magnum, P.I. (1980)

S4E4 Distant Relative

When Magnum takes on the role of chaperone for Rick's sister, who is attending a convent school, he expects a simple night out. However, the evening takes a dark turn as they unexpectedly become entangled in a murder investigation. What was meant to be a fun outing quickly escalates into a thrilling quest for the truth, testing Magnum's skills and resolve as he navigates the dangers that arise.