Original sentence: In Narcissus in Chains (book 10), the character Anita Blake becomes infected with the ardeur, a supernatural hunger making the victim feed it via direct or vicarious sexual energy) and added metaphysical powers
Edited sentence: In Narcissus in Chains (book 10), the character Anita Blake becomes infected with the ardeur, a supernatural hunger making the victim feed it (via direct or vicarious sexual energy) and added metaphysical powers