Amateur sleuth Ruby Foster couples her architectural and engineering training with a natural penchant for forensic engineering to solve lethal mysteries disguised as structural accidents.
When a mall unexpectedly collapses, killing more than two hundred people, its structural engineer is found dead in his bathtub the night before he’s set to testify at the inquiry. His roommate and best friend, architect Ruby Foster, believes he was murdered and sets out to find answers. Pulling the collapse’s sole survivor, Ian Walker, into her quest, together they discover that they have only two days to avert another disaster.
Ruby Foster’s first experience teaching architecture studio is a disaster – literally. The prototype walkway designed by her students collapses during its unveiling, killing and injuring dozens. When the authorities turn to her for answers, she teams up again with Ian Walker to reveal a revenge plot risen from the ashes of a tragic past.