In Shadow

● "A brilliant chemist, Denise Markham, is murdered at a university in Miami. Detective John Conway discovers she developed a drug that enhances psychic ability and was administering it to friends who bankrolled her research. The killer is now stalking Laura Perkins, the only witness to the murder, a professor with whom Conway falls in love." ― quoted from this book's Amazon product page as of 2025-01-12.