Mr. Stewart’s Prejudice And Fake Love— Episode 100

Yvonne, while working, meets CEO Michael, and they unexpectedly had a one-night stand. Michael's family ring, left with Yvonne, is stolen by her foster sister Yolanda. Mistakenly, Michael takes Yolanda home, thinking she's the girl from that night. Later, Yvonne's real grandfather finds her, and she reappears in everyone's lives.