Looking down from the coveted tower room she shares with her two best friends at a cloistered all-girls boarding school in England, Megan observes the arrival of the new laboratory assistant, Simon Findlay. As soon as their eyes meet, the spark is lit, and as their love blossoms, Simon starts scaling the scaffolding into the tower room for clandestine trysts. But when Dorothy, the school’s science teacher and Megan’s guardian, discovers the young couple’s affair, Megan’s sheltered world is shattered forever.