When a little girl learns about her parents' divorce on a Thursday, it ruins her favorite day of the week. But her stuffed-unicorn friend steps in to help, taking her on adventures to cheer her up and staying by her side to comfort her when feelings are hard. Then, slowly, the little girl and her unicorn friend awaken to the natural world that surrounds them as life continues to shift and change ... until the day that Thursday can become just Thursday again.