According to her father's will, his three daughters from different wives, who have never met before, are forced to live together for a year on a large ranch in Montana. Hot-tempered, courageous Willa, who has lived and worked on the ranch since birth and took over its management after her father's death, She met with hostility the older sisters who invaded her domain. She already has enough worries - she would like to sort out her difficult relationship with her neighbor Ben McKinnon. But when terrible, mysterious murders began to happen on the ranch and around it, only the support of the sisters and the love of faithful Ben help her survive. The sisters lived through a difficult year, but, having moved together for the sake of an inheritance, they found immeasurably more here - happiness, love, family.