Knock Knock, the #1 International Bestseller by Swedish author Anders Roslund (Putnam; On Sale:  January 19, 2021), a high concept thriller that tells the electrifying story of a police inspector and a former criminal informant in a race against time as they attempt to unravel past and present secrets. Intrigued? Read on to discover the synopsis and an excerpt from the new novel! Seventeen years ago, Criminal Inspector Ewert Grens was called to the scene of a brutal crime. A … Continue reading Read An Excerpt From ‘Knock Knock’ by Anders Roslund