Han Ji Hun is the Head of Strategy in a restaurant called Promise. Kang Hye Su on the other hand is the same restaurant's sous chef. Hye Su is a single mother, saddled by her deceased husband's debt. Ji Hun on the other hand values nothing but his money, and a woman who lives on the edge. Through lightheartedness and sorrow, the two face an encounter of love. However, the idea of true love isn't quite easy to fulfill, given their circumstances in life.