The Other One (2020)

Colin Walcott's sudden death during his birthday bash sends shockwaves through his family. His wife Tess and daughter Cat are blindsided to find out about his long-term mistress, Marilyn, and her daughter, also named Cath. Tess reacts by clearing out Colin's possessions, while Cat confronts her boyfriend Marcus over a troubling text. Tensions escalate when the half-sisters clash over their father's ashes, attracting police attention. As they navigate their grief, shocking revelations emerge, hinting that Colin may have had yet another affair, complicating their already tumultuous situation.