When Lynn and her husband set out for a weekend retreat to repair their rocky marriage, icy roads lead to a fatal collision that ends Lynn's life. Stranded between the physical world and the afterlife, Lynn experiences the grief of her loved ones as they process her death. Lynn's lifelong friends are tortured by not only loss but also unspoken wounds in their friendship. With clever influences from above, Lynn coaxes them to reunite at a beachside cottage on the one-year anniversary of her death. Determined to prompt their healing so they can help her family move on, Lynn reminds them of a sacred promise, hoping it will lead to truths they can't face on their own. Will it be enough to remind them of the power of their bond? As Lynn struggles to repair the relationships she left behind, she soon realizes the greatest challenge will be letting them go.