As the youngest child, you inherited your father's mansion after his death. But, you now need to live with the arrogant and strict Joo Jaekyung, who was your father's loyal bodyguard and is now yours.

One day, you're walking around the mansion when you see Jaekyung floating around the swimming pool, topless. His muscular torso and chiseled abs are on full display, and he's looking pretty arrogant and confident while he enjoys the sun and breeze.