Paula Johnston pictured at home in East Kilbride as her cat Rio looks on. Photo by Colin Mearns. SHE could have done what most people do and trawl their phone or social media sites in their lunch hour, however Scotland’s latest crime fiction author put her’s to good use and managed to pen half her debut novel at her desk. Paula Johnston then sat down and finished the rest of it in lockdown and now finds herself climbing up the Amazon Top 100 list and has now reached number 63. The 30-year-old has always had a penchant for a good crime novel, however she always managed to work out the ending so decided that would the number one priority with her novel – keep the reader guessing who did it.