A doujin circle pursuing the darkness (illness) of cosplayers Commercially released series. Ayaka-chan, a positive character but entered the classroom area with the motivation to watch anime with subscription! Because of her positive personality, she often engages in healthy sex like sports, so at first she didn't like otaku's devious and dirty play style and felt confused, but gradually she was captivated and shaken. Her huge 103 cm breasts are a masterpiece & extremely erotic! !