Kind salesgirl Vivian spends one unexpected night with billionaire Ethan who disguises as a homeless inspector due to a rival’s drugging plot. She refuses his money but falls pregnant accidentally and raises their son alone for six years. After Ethan is diagnosed infertile, his mother favors Vivian during a secret visit. A jealous rich heiress bullies Vivian and her kid in store. DNA proves the boy is Ethan’s son; the vicious coworker gets banned. The couple marries, Vivian gets pregnant again and Ethan regains fertility for a happy ending.
