Wedding Night Swap: I Married the Villain in My Sister's Place

When overworked Xi Rong dies and wakes up in her favorite romance novel, she's thrilled—until she realizes she's not the heroine destined for glory, but a disposable side character. Worse yet, on her very first night in this world, she's forced into a substitute marriage with the story's most dangerous villain. Armed with insider knowledge of the plot and a determination to rewrite her fate, Xi Rong must navigate palace intrigue, scheming rivals, and a husband whose icy exterior might just hide something more. Can she survive long enough to claim her own happy ending?