The Unholy Trinity plot
Montana, towards the end of the 19th century. Just before his execution, Isaac Broadway gives his estranged son Henry an impossible task: kill the man who framed him for a crime he didn't commit. Henry wants to keep his promise and travels to the remote town of Trinity for his mission. There, in an unexpected twist, Henry finds himself trapped and has to deal with Gabriel Dove, the new sheriff, and the mysterious St. Christopher.