Introducing Khun Si, the eldest, spoiled daughter of the owner of several S-Malls. After learning that her younger, more responsible sister is about to become the CEO, Si is determined to prove herself. Enter Khun Klao, the landowner of the land where their biggest S-Mall branch, who refuses to extend the lease.

Khun Si managed to make Khun Klao sign the lease extension agreement. Still, her family still doubtful about her competence. When a fight in Si's household eventually happened, Hi-So Si finds herself coming to Klao's house for comfort.