Hawaii Five-0 gave their viewers the power to build an episode, and the "Fan Built Five-0" endeavor is ready to hit the airwaves.

Danno & McGarrett Get A Bizzare New Car For The Season Finale?

The CBS drama announced the new initiative for the fourth season after experiencing success with a fan chosen ending last year. This time around, however, viewers were given the chance to choose every detail of the story, from the characters wardrobe to the site of the murder.

Online voting opened last fall and writers incorporated the wining selections for scene of the crime, the murder weapon, the victim, the suspect, the evidence, the takedown, the wardrobe, the featured music, and the episode title into episode 18.

Danno & McGarrett Bonding 'Hawaii Five-0' Episode To Be A 'Fan Favorite', Steve's PTSD Continues To Materialize

Dubbed "Ho'i Hou (Reunited)," the April 4 episode will take place at Chin Ho Kelly's (Daniel Dae Kim) and the rest of the Five-0 team will be drawn into the festivities when the daughter of a macadamia nut tycoon turns up dead. As McGarrett's (Alex O'Loughlin) team looks for whomever oft their victim with a black stiletto heel, the team will have to question a magician (Rob Corddry) but they will eventually snagged the real perp in a giant maze.

Scroll through the gallery above to see what's in store for Five-0 when they hit up the school reunion.

Hawaii Five-0 airs Fridays at 9 p.m. ET on CBS. Click the video below to see a preview for the series' last episode, "Ma Lalo o ka 'ili."