Hinata Hikage exclusive 3rd. An innocent girl takes on the first challenge of developing the back of her throat, which she has always dreamed of. For students who want to try full-fledged Irama but are a little anxious, and are worried about going on to Irama school, a perverted teacher carefully provides obscene education. - Masochist joy with a super smile at the sensation of filling the oral cavity that I have never felt before. - The girl who knows the pleasure seeks stimulation herself, holds the deep and serves a throat. - A rich throat development that is rubbed by intense pleasure and evolves into a further metamorphosis.