In creating The White Lotus, Mike White caused an inadvertent tsunami across the television industry. It’s impossible, after two seasons of the globe-trotting HBO series, for there not to be copycats—even if those copycats supposedly come from other source material. The Perfect Couple, a six-episode miniseries based on Elin Hilderbrand’s 2018 beach read, is like a sugar-free diet version of The White Lotus. There are beautiful rich people, an aspirational location and, of course, a murder that has to be solved. The show even has Meghann Fahy, an actress who starred on the second season of The White Lotus. But where White cleverly plays with have and have-not culture and sets his characters up for dramatic reveals that you don’t see coming, The Perfect Couple, from creator Jenna Lamia and director Susanne Bier, limps long until a few clues sort of........