Both villains Min Jung and Yoo Ra grew up in a poor family and are greedy for wealth/status, and their moms also help them with their lies. Both FLs raises the baby that they abandoned so they could marry a rich guy. The ML in A Man in a Veil is similar to Ji Sang's character, he wants revenge since Yoo Ra caused his mom's death and Min Jung caused JS' dad to die. Min Jung and Yoo Ra blackmails the villain moms with their secrets from the past later on.