After many events, Yosef interprets Pharaoh's dreams that indicate years of plenty followed by years of misery. By his perspicacity, Pharaoh frees him and makes him his grand vizier. As a result of Yosef's correct prediction of drought, his brothers end up going down to Egypt to buy food for their family. This starts the saga of the dramatic family reunion between brothers who had so drastically broken up in the past.
We often say that appearances are deceiving. It is a well-known saying. And it is in the Torah above all.
Through the different parashot and characters that compose them, it’s like the text is telling us: “don’t be impressed or fooled by what you think you see at first. Look deeper.” And this happens especially with respect to clothing or what covers nudity.