When Owhiro's two finest amateur sleuths find themselves on a luxurious cruise vacation, the trip is sure to be filled with sun, fun, and murder!
What started as a relaxing getaway shifts into a shocking crime scene after a passenger on board turns up dead, leaving behind a grieving wife and daughter. Stranded in the middle of the vast sea with the investigators still miles away, Kallie and Tess take it upon themselves to unravel the baffling homicide. After all, they aren't new to solving murders. What they don't know is that the risks are different on an isolated cruise ship, and the lurking killer isn't amused with their meddling. This dynamic duo must now tread carefully, because they are walking on thin ice!