Romantic comedy taking a lighthearted look at a wedding planning business run by a Honolulu mom and three daughters from three different dads. Triple-divorcee Miriam is having her own lack of luck in love, her eldest daughter Lily heads home after rejecting her boyfriend's marriage proposal and her two half-sisters are running the business into the ground.

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.