Constellations follows Tess Lee and Jack Miller after three years of marriage as they navigate the meaning of love and family over a series of holidays. Tess is a wildly successful and world-famous novelist. Her inspirational books explore our innermost struggles and the human need to believe that there is light at the end of the tunnel. Jack is a former federal agent. After spending decades immersed in a violent world, a residue remains. Both healing from past trauma, together they have finally built the life they wish to live. What will happen to their blissful union when Jack’s childhood family resurfaces? When Tess and Jack visit the Millers for Christmas, how will insecurity, a sense of missed opportunities, and the need for redemption test their relationship? When a terrible accident threatens everything in an instant, will they learn the true meaning of unconditional love? Their loved ones are along for the ride.