A brilliant flash of light transcends through time. Another freezes a cloaked figure within a frame of salty mist as waves crash against a rocky shore. Her harrowing expression shadows the beacon to a pinprick. By the next blaze, she is gone. Only the lighthouse remains. Hannah's eyes blink in step with each heartbeat. Images of her deceased parents and Martha's Vineyard explode like firecrackers inside her mind. She shakes her head. For weeks this eerie woman dressed in nineteenth century garb has been haunting my webcam, but tonight she stared into my soul. Why? ... Who is she? ... Casting aside months of research on historic lighthouses, Hannah drives to the coast and boards a ferry. What is the strange connection she has to this mysterious woman suspended in time? Hannah finds out. But, it's not at all what she expects... Hannah unravels a century old murder.