At the House of the Magician Series by Mary Hooper

A poor runaway during the Elizabethan period, Lucy does not have many options. Her luck turns around when she is taken on as a maid in the household of Dr. Dee, a real-life figure who was court magician to Queen Elizabeth I.   The household is strange and sinister, and Lucy has a nose for intrigue. So when she stumbled across a plot to assassinate the queen, Lucy must find means to warn her . . . before it's too late.

Lucy has become a firm fixture in the household of Dr Dee, a real-life figure who was court magician to Queen Elizabeth 1. Lucy, in return for saving the queen's life, has been told that she is to work as a spy for Her Grace and that she is to remain with the Dee family and await further instruction ...And then Lucy hears unexplained cries in the Dee house, and finds a young girl imprisoned there. What is Dr Dee doing? Lucy means to find out... moreLucy has become a firm fixture in the household of Dr Dee, a real-life figure who was court magician to Queen Elizabeth 1. Lucy, in return for saving the queen's life, has been told that she is to work as a spy for Her Grace and that she is to remain with the Dee family and await further instruction ...And then Lucy hears unexplained cries in the Dee house, and finds a young girl imprisoned there. What is Dr Dee doing? Lucy means to find out. This is a thrilling historical story, full of intrigue and royal plots and counter-plots, from the acclaimed Mary Hooper. less

In this follow-up to By Royal Command , Lucy is asked to continue her work on behalf of Queen Elizabeth I. But will her romance with Tomas, the queen's fool, get in the way?   There's also Mistress Juliette, the mysterious new lady-in-waiting. Could she be a threat to the queen? Or is Lucy simply jealous of the attention that Tomas is paying her?   A thrilling and romantic historical novel that will give all teenage readers an accurate sense of the Elizabethan period.