Kei decides to use his knowledge as A.W to make Midori fall for him, but he fails to do so since Midori is in love with A.W, so Kei decides to say goodbye to Midori as A.W so that she can fall in love with him. The next day, Kei confesses, but Midori doesn't give him an answer and she refuses to give him an answer day after day. Kei then invites Midori to the theaters saying that if Midori likes him even a little bit, she ought to go, but she doesn't appear. Kei then decides to forget about A.W forever.
The next day, Kei can't find Midori at school, so he spends the day talking to Shin'ichi. By the afternoon, Kei asks Shin'ichi if he saw Midori, to which he answers he didn't, until he notices Midori running in the schoolyard. Kei then runs after her and meets an exhausted Midori. When she regains her breath, Kei asks for her reply, to which she finally answers yes, and they kiss.
A few months pass, and Kei and Midori are playing at the beach, and Kei mentions that he and Midori spent summer vacation together. Midori then tells Kei that she loves him, splashing water in his direction.
After studying for the midterm exams along with Kei, Miki successfully passes the exams and pays a visit to play games with Kei. Later that night, they have sex and supposedly start a new relationship, but the next day, Kei becomes cold and distant because he's depressed by Miki's resemblance to the mother who abandoned him. A few days later, he meets Miki in the gym and apologizes for his actions. She accepts his apology, and they start a new relationship. The final scene shows them visiting an amusement park called Gyuhaku Highland, fulfilling Kei's promise.
After Kei confronts Ai for her constant interruptions of his chats with EVE, Ai confesses her feelings for him. While shocked at first, Kei accepts her feelings. The next evening, after attending a fireworks display with Ai and Eri, Kei, as A,W, ends all contact with EVE, promising himself that he won't look at any girl but Ai.
The next day, on their way to school, Kei and Ai make plans to spend summer vacation in a secluded place. In the meantime, Kei tells her that they must keep their relationship a secret.
The ending concludes with the half-siblings on their summer vacation, making out in a secluded spot.
Ai's Ruin Ending[]
After Kei confronts Ai for her constant interruptions of his chats with EVE, Ai confesses her feelings for him and says that she will never apologize to him. Kei gets angry and proceeds to rape Ai multiple times for the whole night. The next day, Ai asks for Kei to never abandon her, and they proceed to have sex again, starting an incestuous relationship. A few days pass with the Ogata siblings becoming sex addicts. Kei says that he doesn't need to have contact with anyone else but Ai, with EVE being the only person he ever talks to.
After studying for the midterms together, Ryouka and Kei have a date and they have sex at Ryouka's house. Later that night, Shin'ichi calls the Ogata residence to tell Kei that the Yuuki Security Company went bankrupt. The next day, Kei asks Ryouka why she didn't email him, to which she answers that her computer was sold. Kei offers his laptop, but Ryouka refuses, saying she doesn't want his pity.
The next day, Kei decides to visit the Yuuki residence, only to find Shin'ichi taking pictures of the now empty house, saying that they were going to move far away and Ryouka would be transferred to a public school. Upon learning this, Kei goes back to his room, feeling helpless.
The next day, Kei goes to school and hears from the teacher, Sekihata, that Ryouka is not coming back anymore. Kei then finds his laptop on his desk with a message from Ryouka, saying goodbye and that she would take a train in a few minutes. Kei rushes to the train station, saying that he loves Ryouka and wants to keep in touch with her. He offers her his laptop again, which she accepts. Later, Ryouka is in the train looking out the window with Kei's laptop in her hands. Her mother tells her to sit down and store the laptop in her luggage, but Ryouka refuses to. Ryouka asks her mother to let her work so that she can pay for internet and keep in touch with Kei.
A few months later, Kei visits a hotel with his family, only to find Ryouka in a waitress uniform serving him a drink. She explains that the hotel is owned by one her father's parents and that she's working there so she can keep in touch with Kei. They both profess their love to each other.
Eri's Happy Ending[]
After having been dumped by Eri to date Kei, Takumi decides to get revenge on Eri and Kei by spreading rumors about them, saying that Eri would sleep with anyone, and that Kei was one of her partners. Eri gets depressed and starts to avoid Kei so that she doesn't cause him trouble, straining her friendship with Ai and eventually running away from home. Kei, along with Ai and Shin'ichi, goes to search for Eri. Eri's older brother, Hideo, confronts Kei to find answers about his sister. Kei tells him that he doesn't know Eri's whereabouts and that she ran away because of Takumi's rumors about her. Satisfied, Hideo leaves, and Kei resumes his search. Night falls and it starts raining. Kei finally finds Eri in the park taking care of a stray kitten, saying that she is alone in this world just like the kitten. Kei then brings Eri to his house.
Later that night, Eri confides in him about her reputation being tainted by her brother and mother's and tells him she doesn't deserve Kei's affection since she is destined to be left behind. Kei comforts her and they have sex. Shortly after, Ai comes home with Shin'ichi and makes amends with Eri before taking her home with Shin'ichi by her side.
The next day at school, Ai informs Kei that she's dating Shin'ichi since he looks so much like him, but that she hasn't given up on Kei yet. Shortly after, Shin'ichi approaches, telling the siblings that Takumi's rumors have been forgotten. Shin'ichi had started a rumor about Takumi having an affair with the music teacher, Matsuoka, and that Takumi is in the hospital because he was beaten up by Matsuoka's husband (which is probably not true, and he was more likely beaten up by Hideo). Kei and Eri then leave school together,
A few months later, Eri and Kei are at a martial arts tournament. Kei says he isn't interested in these things while Eri tries to get him excited.
Depending on the route, Kei gets different scores in the midterm exams: 73 in Ai's route, 54 in Ryouka's route and 43 in Midori's route. All of these are the three best positions Kei has ever reached.
