How does the Queen feel about the King's gift in the novel, Fairest of All: A Tale of the Wicked Queen?

The mirror is massive and elegant, but leaves the Queen with an uneasy feeling. One afternoon, she is shocked to find a man's face reflected in the glass, and even more surprised with the man's face addresses her. Although the Queen breaks and buries the mirror many times, it always finds its way back to her chamber as if enchanted.