On her 64th birthday, Zoe, a lonely Cuban-exiled widow, is about to become a grandmother. She is also about to receive an unexpected visit: Helena, her childhood best friend.
After more than 40 years without seeing each other, they catch up and explore their lives through songs, letters, and memories from their past. When a secret comes to light, they both have to reconsider their relationship, without imagining that this reunion will change their lives forever.