1. The Day Peace Began to Collapse

Watari Naoto and his sister Suzu try to live a normal life. His destructive childhood friend Satsuki returns.

3. Worldly Desires, Begone

Ishihara-san has the image that Naoto is a perfect, kind, chaste saint. Can he kill all his desires, though?

4. Showing and Being Seen

Everyone is going to the beach. Satsuki and Ishihara get bathing suits. What will Naoto say to them?

5. Ideal Partner

On their walk, Naoto and Ishihara run into Fujioka, her "ex-boyfriend". What really happened between them?

6. Confession

After overcoming multiple obstacles, Ishihara finally confesses her feelings to Naoto. What is his response?

7. After School, Just Before Summer Break

Ishihara and Naoto go on a date at the zoo, albeit with Suzu in tow.

8. A Cute Junior

Naoto has his first day on the job. Satsuki goes to her new job, but it's in the seedy part of town?!

9. The Fireworks

After the fireworks, a violent storm forces Naoto, Ishihara-san, and Satsuki to spend the night together.

10. A Relationship I Don't Want to Mess Up

Ishihara leaves in the morning, leaving much to be discussed. But Naoto is in the movies and misses 23 calls.

11. Still a Child

Naoto meets Ishihara's mom who thinks Ishihara is still a child. Then Naoto knocks over a bag with condoms...

12. Being Independent

Yukari's mom wants Naoto and Yukari to break up. But Naoto decides that he doesn't want to give anything up.

13. Do You Really Love Her?

Naoto decides to talk to Ishihara-san's mother and his honesty disarms her. Meanwhile, Satsuki is moving away?

14. Nao-kun Mk. II

Naoto meets Satsuki's family. Why did she have to come home so suddenly? Who's Nao-kun Mk 2?!

15. What It Means to Love Someone

Satsuki's emotions are a mess. Trying to get rid of the bad feelings, she tells Naoto she loves him.

16. A Contract for Sex

Ishihara-san broke up with Naoto?! And now Satsuki is offering to have sex with Naoto?!

17. Answers for Satsuki and Ishihara-san

After a long time of soul searching, Naoto finally has an answer for both girls. Who is he going to pick?

18. What They're Searching For

Naoto goes back to his old home to get the laptop, but can't find it. Instead he meets a woman named Rika.

19. Seeing Things

Satsuki has fully disappeared. But on the school trip to Okinawa, Naoto keeps seeing glimpses of her. How?!

20. Now's My Chance

Satsuki is leaving Okinawa this afternoon but she still won't meet Naoto. He has to figure out a way see her.

21. Honest Feelings

Naoto has a date with Satsuki, but Makina wants to spend the day with him. Can he make it on time to Satsuki?

22. The One I Need

Naoto Watari lives solely for his little sister, until his chaotic childhood friend storms back into his life.

23. A Story from Another Time

Naoto finally manages to tell Satsuki how he really feels, and Satsuki's also ready to take the plunge.

24. New Life

Abe tells Tokui that Satsuki might be pregnant! Tokui also finally reveals something about his past love.

25. The Shape of a Family

Naoto and Satsuki attend Yayoi and Naozumi's wedding. Later they talk about the shape of family.

26. One Last Thing to Make Sure Of

Naoto and Satsuki's summer together is about to end. Where will their individual paths take them?