Things go horribly wrong when Catherine and Rebecca, two Catholic School girls, knock on the wrong door while selling Religious paraphernalia.
Steve McGarrett returns home to Oahu, in order to find his father's killer. The governor offers him the chance to run his own task force (Five-0). Steve's team is joined by Chin Ho Kelly, Danny "Danno" Williams, and Kono Kalakaua.
Friends gather on Halloween Night for the last party of their lives. Andrew (Aaron Massey) is afraid that his girlfriend will report a hit-and-run he committed on Halloween Night. Andrew’s friend Gray (Juan Riedinger) proposes a solution – to kill her. Andrew is reluctant at first, but Gray convinces him that murder is the only option. Little does Andrew know that Gray’s twisted proposition forecasts a coldblooded massacre…on a stormy night.