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 will catch up and explore their lives through songs, letters, and memories from their past. When a secret comes to light, they must reconsider their relationship, but they never could’ve imagined how this reunion will forever change their lives.