I'm the Cleaner, I'm Also the CEO's Mom

Martha, 55, a widow, raised Ethan, now CEO of Apex Group. She secretly works as a cleaner in his company to watch over him. On her first day, she splashes dirty water on intern Diana, who claims to be Ethan’s girlfriend. Diana cruelly humiliates Martha and steals her priceless blue diamond pendant. Unaware Martha is Ethan’s mother, Diana’s lies collapse once the truth comes out.