Hawaii Five-0 Season 10 Episode 17- “He kohu puahiohio i ka ho‘olele i ka lepo i luna” on Friday, February 21st on CBS.
Harry Langford (Chris Vance) helps Five-0 investigate a series of murders that follow the plot of a fabled unpublished crime novel from the 1920s. Also, Tani and Junior’s friendship takes a meaningful new turn.