In the pulsating heart of a visual novel, Ririka Shijouin, a demure anime schoolgirl, finds herself in a forbidden world of hentai. Her innocent eyes widen as she discovers the explicit eroge content hidden within her brother's laptop. As she navigates through the animated scenes, Ririka's curiosity turns into a burning desire, her fingers unconsciously tracing the curves of her own body, mimicking the lewd acts she witnesses.