What are the things that appear, when a family goes to celebrate their holidays on a beach side? The movie ???Sea, No Sex and Sun??? takes you to a beautiful journey in holidays. There is a family in the movie, which decides to celebrate their holidays in beach side. On the decided time, they appear on the exact place. Younger boy of the family finds a female friend at the beach. He starts spending time with the girl. Most of the time remains with her. On the other hand, conflicts occur between a couple. It was not happening in the way that how they decided before the holidays. How will they sort out the problems?