When a wave of phony $20 bills hits Honolulu, the Treasury Department asks Greg for help in finding the counterfeiters. Greg thinks the bills appear to be made by a former counterfeiter named Capt. Joe, who was supposed to have gotten out of the counterfeiting business and gone straight, but it turns out that Capt. Joe has been kidnapped by a gang of counterfeiters who want him to develop plates so they can counterfeit $50 bills.
Magazine writer Gloria Matthews asks Tracy to help her in an unusual matter. She's doing a story on Micho Koyoto, a Japanese marine who has been isolated in the Solomon Islands for the past 15 years and doesn't know the war is over. He is the heir to a large fortune back in Japan, but Gloria needs Tracy's help in convincing the Japanese soldier that the war is over.
Greg is hired by Bill Sinclair to guard a rare and valuable statuette called the Manabi Figurine until it can be appraised, at which time Sinclair plans to sell it and make a profit for he and his partners who found the item. However, the figurine is stolen from Greg's safe and someone winds up murdered. Greg, Tom and Lt. Quon work together to find the thief who stole the figurine and committed the murder.
Mike is a narcissist who blames others for the failures in his life. He believes he is owed an easy life. When his sister-in-law realizes he is stealing from her business, she realizes she is afraid of him and goes to Tracy for help.
Harry Lytton is in love with his mistress and wants to be rid of his wife. He hires a hit-man and then he wife agrees to the divorce. He goes to Tracy and Greg to try and locate the hit-man before he acts.
Tom returns from a covert job where he was tasked with bringing a witness back to Oahu to stand trial. An enterprising photographer learns about the witness and tries to make some money selling his information.
Lily Shung has lived all her life in Hong Kong. Her mother died before she was five but not before telling her that her father was from a prominent family in Hawaii. Lily sets out for Hawaii to learn about her father's side of the family.
Jenny Drake is engaged to be married. Tracy realizes she is not in love with her fiance. Jenny marries anyway to spite her wealthy mother. When her mother is killed, Jenny is blamed. Tracy must find the real killer.
Kitty Todd arrives home from shopping and finds her husband dead. The police and her neighbors believe she did it. When another person is murdered at the house, Tom is convinced there is more to the story.
Beulah Mae Willey is an beautiful eccentric who comes to Hawaii flaunting her wealth. Upon her arrival she connects with Tom with who she wants to see the island. Tom starts to see hints all is not as it appears.
Ed Haskell is a publicist who wants to help his client get top dollar for an ancient Chinese anti-aging formula. In an effort to increase the aura around the cream, Ed hires Hawaiian Eye to help keep the owner and the formula safe.
Greg tries to help a young Asian woman who has arrived in Hawaii to take part in an arranged marriage. The trouble is, the man she is to marry is interested in only one thing--a pair of valuable antique vases she brought with her.
Tom is hired by a developer to convince Mama Mahina - a woman who was like a mother to Tom - sell the Coconut Bay land she owns. She is superstitious and believes the gods want the land to remain as it is.
Laura Ingalls is accused of murder when her husband's mistress is found murdered. MacKenzie is asked to investigate the crime, but he discovers his life is also in danger because someone doesn't want him to arrive at a different conclusion.
The government brings in Tom to help investigate when defense equipment that was on a dock in Formosa turns up in Red China. He goes undercover, and quickly runs into a Chinese Nationalist "spy" who may or may not be a spy at all.
A girl is shot and a hated business executive is blamed. A high priced attorney from the mainland is brought in to defend the executive. Greg reluctantly agrees to work for the attorney and to follow the evidence wherever it leads.
A wealthy man hires Greg to track down the author of the obituary of the wife that had left him many years earlier. He asked Greg to try and bring his daughter back. Soon Greg has to decide which of two women is the real daughter.