The Jororo Islands youth baseball team is in Hawaii to play TC'S All-Stars. The Jororo center fielder is 12-year-old Prince Danny who is a target of Jororian dissidents.
Assistant District Attorney Carol Baldwin was removed as prosecutor of a major criminal case and then fired. She enlists Magnum's help in finding evidence against the man she was prosecuting.
A woman whose father was just released from prison approaches Magnum asking him to follow her father to ensure he does not commit a crime. Thomas ends up trapped in a bank vault with the woman.
While getting mixed up in a car chase with a couple of fencing suspects, Magnum is responsible for injuring an innocent bystander and brings her from the hospital to Robin's Nest.
Magnum is despondent over his loss of his wife Michelle, his father, Mac McReynolds and now Diane Dupres. While driving in Honolulu the next day, he sees a man who could be an identical twin for Mac McReynolds.
Robin Masters asks Magnum to track down an embezzler working in a local bank. Meanwhile, Higgins is being blackmailed and since Magnum is busy, he recruits Luther Gillis to help him find the blackmailer.