As Annie assists the lead detective in unraveling the mystery, she quickly identifies a host of likely suspects – from an oddball psychic, to a professional matchmaker, to a rival bookseller – each with a worryingly plausible motive.

With her keen eye for detail, soon Annie suspects there may be connections to the decade-old tragedy of her best friend’s death, which still haunts her. Putting her own Valentine’s Day plans with the irresistible Liam on hold, Annie must solve the crime – before she ends up on a hot date with a killer.