Based on Claudia Piñeiro's renowned novel, Elena Knows tells the spellbinding story of a mother trying to understand her daughter's death while she battles the physical challenges caused by her rapidly advancing disease.
Elena searches for the person responsible for her daughter Rita's sudden death. Despite the fact that she has a terminal diagnosis of Parkinson's disease, she assumes the role of detective when she doesn't get any answers. Seeking help from an old friend of her daughter's, she travels by train from the suburbs to the capital. As she searches for the truth, memories inevitably force her to confront the type of mother she was.