Sophie. We learn that he was traveling to "find himself" when he met and fell deeply in love with Sophie. He plans to design his own website to help attract people to Donna's hotel to make her more money. In Mamma Mia! Here We Go Again, we learn that Sky and Sophie are still together but in a turbulent relationship. After reconciling, Sky realizes she is pregnant and decides to show more support and love for Sophie and stay with her in Kalokairi rather than pursue a career in New York.