Millionaire ex-detective Jackson Brodie follows his girlfriend to Edinburgh for the famous arts festival, but when he witnesses a brutal attack on a man, he becomes caught up in a string of events that draw him into a deadly conspiracy.

Tracy Waterhouse leads a quiet, ordered life as a retired police detective -- a life that takes a surprising turn when she encounters Kelly Cross, a habitual offender, dragging a young child through town. Both appear miserable and better off without each other -- or so decides Tracy, in a snap decision that surprises herself as much as Kelly. Suddenly burdened with a small child, Tracy soon learns her parental inexperience is actually the least of...