i want you to write a sex story which happened after in 5 parts (happens between a guy named NAME_1 and girl named NAME_2 staying at their friends house who is home alone at the moment. after a game of hide and seek they entered their room and start having sex) (include detailed explanation and include conversations between the couple, use words like breasts penis etc.,)( the story starts after they both reach their room) (its the third time they are having sex)(now write part 1)