Buenos Aires, 2001. When Vilma passes away, few friends and relatives care to attend her funeral. This conspicuous absence sparks the curiosity of her 19-year-old granddaughter, Rocio, who moves into the house her grandmother has left her. In this home haunted by memories, she delves into Vilmas life and uncovers a family history shrouded in tragedy.Moving seamlessly between Italy at the beginning of the 20th century and Argentina at the beginning of the 21st century, Mothballs draws a poetic comparison between the lives of grandmother and granddaughter.