Brief Explanation

The wife, who is visiting the family home her husband for a family gathering, tries to start a conversation with her sister-in-law who is breezily doing chores in the kitchen. The wife cannot help but feel a tinge of envy at the sight of the sister-in-law who has a beautiful smile and effortlessness when working, and thinks to herself, "You're hiding something. Surely, a lot of things." As if in response to the wife's silently brewing sense of rivalry towards the sister-in-law, the narration of "In fact, she is good at hiding things." follows, along with the scene of the product that holds (hides) a large amount of kitchen appliance.