Riko Kasumi's journey from idol to AV actress, rising to the top. In this episode, she undergoes intense cervical stimulation to accommodate a massive cock she's never seen before. Riko is stunned by the overwhelming size of the well-endowed male performer. To accept this huge cock, she focuses on heightening her sensitivity and loosening her pussy through dedicated cervical training. Will her pussy be able to take this enormous cock? Watch and find out!