My Billionaire Sister Crashed My Divorce

Billionaire CEO Vivian disguises herself as a broke day laborer to test her long-lost brother Ethan, a humble salesman. At his penthouse party, his gold-digging wife Tiffany humiliates Vivian as a homeless parasite, forcing Ethan to choose between her or his sister. When Ethan stands by his sister and agrees to divorce, Vivian reveals her identity.