A brown suitcase left in a cloakroom the night before a man was found dead contains only normal travel items like scissors, a screwdriver, razors, and straps. Investigators hope that someone will come forward with more information or anything else the man may have left behind.
William's murder on the island sparked the interest of the community, but perhaps more so the possibility of the hidden treasure. With many people now focused on finding the treasure instead of seeking justice for the murder, the landscape of the island was torn apart in the search.
A prominent California psychiatrist is found dead inside an abandoned car, and his credit cards are still being used all over town. As the suspects try to figure out their next move, they are holed up together at the Rio.
A suspect in a missing wallet case claimed that he didn't return to the park where he lost it because he thought the police would contact him when they found it. However, police noted inconsistencies in his story and found evidence suggesting that someone drove into the spot where the wallet was found.
Police find clothes in a freezer at a convenience store and wonder if there is a connection to the Diane Augat investigation, who had been missing for three weeks. However, due to Diane's troubled history, her mental illness and substance use may have influenced how the investigation was handled by authorities and the media.
Michelle tries to track down more clues with the help of Mark's assistant while Mark thanks the captain for assisting with the birthday ruse.