One indispensable secretary, two irresistible heirs. Iyeon Chu, the most sought-after personal assistant in Jaekyung Group, has the two would-be heirs vying for more than just future ownership of the company. And while Iyeon is balancing the precarious love triangle, she's also digging into the mysterious death of her father who used to be chauffeur to the former Jaekyung Group chairman. Will Iyeon find both truth and true love?