Is it a dream or reality?! When he signed up for a service that uses AI analysis to send out a "little sister" that matches the subscriber's wishes, he found Kokoro, who has a cute smile! Oikawa, who was looking for the perfect little sister, was Kokoro by Kokoro, who fully supports his brother's actions. She seduces him with a blowjob in the middle of work! She serves a patient in the hospital with a titty fuck and blowjob! After having sex with Suzuki at the casino and feeling good, Kokoro is comforted and they end up having a lovey-dovey sex session at a hotel!