Threesome in the Pool

Last year summer our family went to the village where my two cousins live. We played a lot and had fun. There was a pool in their village for public use. My two cousins and I went there to have some extra fun! It was in the middle of the noon and nobody was there. We all got naked and entered the pool. After swimming for a while, I had an idea to share… “Hey guys, do you just swim anytime you come here!? or you do something else too?” I asked. They said “What else do people do in