When a dead body surfaces in the Tunnel of Love at Otter Lake's Fall Festival, amateur sleuth Erica Bloom must put her budding romance on hold to unmask a killer. Erica, back in her hometown and enjoying a new relationship with Sheriff Grady Forrester, finds her plans for a peaceful autumn disrupted by a murder. The victim, found slumped in a swan boat, turns the festive atmosphere into one of suspicion and fear. Erica must navigate the secrets of Otter Lake and identify the murderer before the killer strikes again, all while balancing her personal life with her investigative instincts.

The premise of a cozy mystery set during a small-town festival, featuring a protagonist balancing romance with murder investigation, suggests a lighthearted yet suspenseful read. The narrative likely focuses on community dynamics and the uncovering of hidden secrets among familiar faces. Readers can expect a blend of charming local color, developing romantic tension, and a puzzle that Erica must solve. The resolution will likely bring both justice and a sense of closure to the community and the central relationship.