Mon Mari Milliardaire Incognito

A young delivery woman, orphaned at a young age, accidentally helps an elderly man who appears to be a beggar outside a bakery. Little does she know, this man is the grandfather of one of the city's wealthiest businessmen.

Touched by her kindness, the grandfather arranges a meeting between his grandson and the young woman. To pay off her late mother's medical debts, she accepts this arranged marriage proposal. Meanwhile, he agrees to his grandfather's pressure but decides to hide his true identity as a billionaire CEO.

As they live together, genuine feelings begin to develop between them. However, his status as a business magnate becomes a constant source of tension in their relationship. Unexpected visits from his mother, corporate galas, and the return of a former love create both dramatic and comedic situations that challenge their growing bond.