Watch Online Free on Watchseries. Grandma’s House is a short film about Molly, a recently engaged woman who is visiting her Grandma. Since the recent traumatic loss of her husband, Grandma is cared for by Molly's sister Kit. Molly has not seen her grandmother since her 'Papa's' funeral. The three women have an interesting and emotionally charged dynamic, and just when everything seems calm, horror ensues.