In the dead of night, a covert team of six operatives embark on a harrowing mission to rescue a girl named Maria from a secluded country home. Little do they know, this extraction will plunge them into a horrifying nightmare.

Five years after meeting her three fathers, Sophie Sheridan prepares to open her mother’s hotel. In 1979, young Donna Sheridan meets the men who each could be Sophie’s biological father.

The girls of St. Trinians are on the hunt for buried treasure after discovering headmistress Miss Fritton is related to a famous pirate.