Mia Lowe transmigrates into a 'lazy woman' in 1980, bound to a lie flat system: by staying relaxed, her ex-military husband gains explosive luck! She guides her husband to family property division. Facing malicious in-laws, Mia uses their tactics against them. The couple contracts fish ponds, leads fashion, and earns massive profits. They punish bad actors. The laid-back wife is doted on by her veteran husband, and builds a business empire by lying flat!