The Ex Next Door (2019)

Plot

Katie Gatewood's marriage to Dan faces a serious challenge when his infatuated ex-girlfriend Louisa becomes their new neighbor. Determined to rekindle feelings and disrupt their idyllic life, Louisa employs various schemes to create tension between the couple. As her relentless tactics intensify, Katie must navigate this unexpected rivalry and protect her relationship. The stakes rise as loyalty and love are tested, forcing Katie to confront not only Louisa's obsession but also her own insecurities. Will their bond withstand the pressure, or will Louisa succeed in tearing them apart?