Amid a tense inheritance fight, a charming heir clashes with his hardworking employee who's known for her irresistible smile — which he cannot stand.

For an attorney who despises losing to men and an A-list actor who distrusts women, love means nothing — until they're forced to date each other.

Min Jae-Hee is a middle aged woman. She is a housewife who has devoted her life to her family, but her family gets destroyed. Min Jae-Hee is furious at the world. Through a mysterious perfume, Min Jae-Hee's appearance suddenly changes to a beautiful young woman. She becomes a model with her new youthful appearance. Min Jae-Hee meets Seo Yi-Do (Shin Sung-Rok). He is a successful fashion designer, but a mean spirited person.

Story depicts love and success of a deliveryman who eventually becomes the CEO of a delivery app company.

A romantic story of two best friends who were friends for last 20 years but never realize they have been in love all the time.