Yeonji, the tenacious breadwinner of her family, had a bite-filled one-night stand with Joonwon. He reappears six years later, this time as the infamous Vice President of her company. Struggling as a temp, she clumsily tries to avoid his attention until Joonwon plops her into his personal office. Strangely enough, he won't let her forget any detail from that night. Will he drag her into the twisted politics of his life?

"This time, help me, Miss Nam"… "I don't know if one night will be enough."

Does he want her body or something more? And how will her past come to haunt her?

In this ever-twisting romance, Yeonji might experience enticing excitement or bittersweet heartbreak.