
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.

Independent hotelier Donna is preparing for her daughter's wedding with the help of two old friends. Meanwhile, spirited bride-to-be Sophie invites three men from her mother's past in order to discern which is her biological father.

Original interviews, rare archive footage and a lot of music, retelling the story of one of the most successful pop groups of all time.