Sister Jane Manning, one of the first African Americans to join the Church of Jesus Christ of Latter-day Saints, returns to Nauvoo to find that Joseph Smith, her prophet and friend, has been assassinated. Jane spends a sleepless night with his widow, Emma, sitting watch over the body of the Prophet. As a whirlwind of memory, loss, and confusion leaves them wondering how either one will be able to move forward. Through the long night, Jane wonders if the Prophet's promise to extend the blessings of eternity to her has died along with him.