Male→Female & Female→Male anal licking syndrome. Anal licking, a play that is hard to ask for in private, is challenged by shy beautiful girls with almost no experience. First, the beautiful girl's anus is observed up close and she blushes. Then, a man who likes anal licking licks her anus with his tongue while she writhes. However, the beautiful girl who feels the eroticism of anal licking this time licks the man's anus with her tongue, making him ejaculate. Such a beautiful girl becomes addicted to anal licking and spreads her own anus begging for more.
