Grace quietly led Richard to a private room and asked him to remove his jacket. There it was: a bold lipstick stain, proof that Natalie hadn’t imagined it. Richard stammered, claiming it was innocent, but Grace knew he was lying. Determined to uncover the truth, she asked her sister for help. Together, they staged a playful “wedding game” that forced the woman wearing that shade of lipstick to reveal herself. To Grace’s heartbreak, it was her closest friend, Serena.