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

Graceful, charismatic, intelligent, and chic, the heir of King Group Goo Won has everything but memories of his mother. In an attempt to recover his memory, he returns to King Hotel. Known as King Hotel's queen of smiles and hospitality, Cheon Sa-rang worked her way up from the front desk to now work at the glamorous "King the Land" space, where she meets Goo Won.