[UNCENSORED-LEAK] SAN-295 Naughty calligraphy teacher Riku Aizawa

"Riku" commits obscene acts on a student in his calligraphy class. The student goes to his father to discuss the matter. However, the father is unable to resist "Riku"'s temptation and ends up having a threesome with his son, impregnating the girl and forcing him to take responsibility.