Concrete Proof: A Fixer Higher Thriller-Concrete Proof: A Fixer Higher Thriller:2017:When Mac—Shannon’s new beau—first moved to Lighthouse Cove, he purchased the historic lighthouse mansion that the city is known as after. Throughout renovation demolition, the bones of a teenage woman who went lacking fifteen years in the past have been found. If Shannon has any likelihood of getting the renovation again on monitor, she’ll have to sort out the chilly case.