Catherine Walsh’s charming debut novel ‘One Night Only,’ explores the topic of love following a one-night stand. The protagonist of the tale is an architect named Sarah Anderson, who is simultaneously desperate for and afraid of a close, romantic relationship. Because of her previous relationship and her family’s background, she has a strict “one night only” rule when it comes to guys. She had everything set for her trip to Ireland to attend her best friend’s wedding. There, she meets Declan, a bartender turned businessman who wants to win her over.