“Christmas Unleashed” follows ex-couples Marla and Max as they search for Marla’s lost dog, Henry, rekindling their relationship while visiting meaningful holiday locations from their past. During their search in a small town, they navigate memories that highlight their love story, including visits to familiar spots like a Christmas tree lot and a horse stable. As they face challenges, their connection deepens, leading to a romantic reunion. Ultimately, they marry a year later, celebrating their journey of love and family.