Discover Donna's (Meryl Streep, Lily James) young life, experiencing the fun she had with the three possible dads of Sophie (Amanda Seyfried). As she reflects on her mother's journey, Sophie discovers that she is more like her mother than she ever realized before.—Brian Tristam Williams
Five years after the events of Mamma Mia! (2008), Sophie prepares for the grand reopening of the Hotel Bella Donna as she learns more about her mother's past.