When Xiao An and his friends went to the golf course to play ball, they met a senior sister from the same school who was very sexy when playing badminton. The two of them were dumbfounded and yelled at each other as to who wanted to go up and strike up a conversation. After a while, the two argued and tossed a coin and decided that Xiao An would go forward and ask the senior sister about her. However, Xiao An played badly and was despised by his seniors. After being beaten, Xiao An decided to practice more frequently and went to the court to practice on holidays. Unexpectedly, the next day at the stadium, he saw his seniors and physical education teacher already on the court. Practice and get intimate, and even have sex on the cou