Finally, Sakuto (Yamashita Tomohisa) was able to receive the operation that will greatly improve his intelligence. Hachisuka (Ishimaru Kanji) and his research team conducts several postoperative tests to inspect his progress but compared to the mouse Algernon who received the same operation, in Sakuto's case, they were not able to verify a big change in terms of displaying a striking effect. "Did I become smart?" Sakuto inquires to which Haruka (Kuriyama Chiaki) replies "Believe, let's wait." Before long, Sakuto goes back to Dream Flower Service where Takebe (Hagiwara Masato) meets him saying I'm glad you're safe. On the other hand, when Yanagawa (Kubota Masataka) and Hiyama (Kudo Asuka) invites Rio (Tanimura Mizuki) and Mai (Omasa Aya) to celebrate Sakuto's recovery, a voice wanting for them to come support a baseball match a few days after the planned party calls out. One day, after Sakuto's regular inspection, Hachisuka takes out Sakuto and Haruka for a meal. Filling in as a substitute for the baseball match, Sakuto asks "If I become smart, can I do baseball?" Hachisuka tells him if your brain function improves, it's expected your physical function also makes progress. Haruka explains this to Sakuto as "You'll probably get better in baseball." Delighted Sakuto smiles and invites Haruka to come support him. Seeing that, Hachisuka starts telling the story of Adam and Eve who's said to have eaten the "forbidden fruit". However, Sakuto is not able to grasp the significance of this story. Why is Hachisuka telling the story of Adam and Eve? The aim is!?