With thousands of novels published each month, it can be tricky to keep up. Thankfully our critics are on hand to help, reviewing both the biggest names and the most promising debuts. Scroll down for the best of May’s fiction. • The Things We Never Say by Elizabeth Strout On a sinking brothel on Bangladesh’s cyclone-ravaged coastline, a community of trafficked women must “work their backs” in rusted shacks, contending against climate change, destitution and ostracism.