It's 1969, and lonely Frances finally meets some friends to call her own. The couple who move in underneath her room in the old English country home she is living in dazzle her at first, but soon after a crime is committed that changes all their lives, Frances realises the perfect couple aren't all that they seem. It's a tense and twisted thriller that will keep you guessing till the last page.
Bitter Orange by Claire Fuller (£10)