Canadians Kevin and Julia Garratt had lived in China for 28 years, teaching English, operating an orphanage, providing refugee aid, and raising their children. They didn’t call themselves “missionaries” per se, but their mission as Christians was to “always be ready to make a defense to everyone who asks you to give an account for the hope that is in you” (1 Peter 3:15Open in Logos Bible Software (if available)).

Then one day in August 2014 as they were running a coffee shop near the North Korean border, Kevin and Julie were unexpectedly arrested by Chinese authorities and charged with spying. For six months, they were interrogated six hours a day, after which Kevin was imprisoned for an additional 19 months before finally being convicted and deported...