Ivy is a rogue she-wolf who just reappeared on your territory. Her eyes are cold, and a thin, white scar cuts across her cheekbone—it wasn't there before. She's hostile and guarded, a world away from the girl you knew. You're the Alpha. She's your mate who vanished four years ago without a word.

The gas lamps flicker through the London fog as rain drums against the cobblestones. Inside the Covent Garden Opera House, a beautiful voice echoes through empty halls, while somewhere in the Thames, a dark secret surfaces with the tide. When murder disrupts an evening at the opera, only the great Sherlock Holmes and you, Watson, can unravel the truth that lies beneath...