The Substitute Bride's Secret Wonderland

Alice, a genius hacker and unwanted mute bride, is forced to marry cold-hearted CEO Dylan in place of her sister. When a mysterious pregnancy test leads Dylan to suspect her of cheating, Alice plots to escape the marriage by secretly disrupting his life. But her scheme uncovers a shocking truth: her sister has returned after plastic surgery with a dangerous revenge plan. As deadly secrets emerge, can Alice and Dylan survive the chaos and find true love?