Marian and her sister Laura live a quiet life under their uncle's guardianship until Laura's marriage to Sir Percival Glyde. Sir Percival is a man of many secrets. Hence, Marian and the girls' drawing master, Walter, have to turn detective in order to work out what is going on, and to protect Laura ...

Marian and her sister Laura live a quiet life under their uncle's guardianship until Laura's marriage to Sir Percival Glyde. Sir Percival is a man of many secrets. Hence, Marian and the girls' drawing master, Walter, have to turn detective in order to work out what is going on, and to protect Laura from a fatal plot.