Gu Xiaoxiao, an overworked modern office worker, unexpectedly transmigrates into a novel and becomes a helpless white tiger cub! At the very beginning, she nearly ends up as a bird of prey's meal, but is fortunately rescued by the Emperor of Yun and the Crown Prince, who take her back to the imperial palace. She unexpectedly gains the ability to let the emperor and his princes hear her inner thoughts. Armed with her insider knowledge of the original plot, Gu Xiaoxiao immediately sees through her seemingly innocent cousin, Chu Qingyan, who is actually a system host that survives by stealing others' luck and is secretly plotting to wipe out the entire Yun royal family. Thus begins a hilarious and chaotic mission to protect the kingdom.