Episode 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.
Episode 2
Small Lies
The plants in the garden are beginning to sprout. But so are the small lies that everybody employs.
Episode 3
Worldly Desires, Begone
Ishihara-san has the image that Naoto is a perfect, kind, chaste saint. Can he kill all his desires, though?
Episode 4
Showing and Being Seen
Everyone is going to the beach. Satsuki and Ishihara get bathing suits. What will Naoto say to them?
Episode 5
Ideal Partner
On their walk, Naoto and Ishihara run into Fujioka, her "ex-boyfriend". What really happened between them?
Episode 6
Confession
After overcoming multiple obstacles, Ishihara finally confesses her feelings to Naoto. What is his response?
Episode 7
After School, Just Before Summer Break
Ishihara and Naoto go on a date at the zoo, albeit with Suzu in tow.
Episode 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?!
Episode 9
The Fireworks
After the fireworks, a violent storm forces Naoto, Ishihara-san, and Satsuki to spend the night together.
Episode 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.
Episode 11
Still a Child
Naoto meets Ishihara's mom who thinks Ishihara is still a child. Then Naoto knocks over a bag with condoms...
Episode 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.
Episode 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?
Episode 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?!
Episode 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.
Episode 16
A Contract for Sex
Ishihara-san broke up with Naoto?! And now Satsuki is offering to have sex with Naoto?!
Episode 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?
Episode 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.
Episode 19
Seeing Things
Satsuki has fully disappeared. But on the school trip to Okinawa, Naoto keeps seeing glimpses of her. How?!
Episode 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.
Episode 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?
Episode 22
The One I Need
Naoto Watari lives solely for his little sister, until his chaotic childhood friend storms back into his life.
Episode 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.
Episode 24
New Life
Abe tells Tokui that Satsuki might be pregnant! Tokui also finally reveals something about his past love.
Episode 25
The Shape of a Family
Naoto and Satsuki attend Yayoi and Naozumi's wedding. Later they talk about the shape of family.
Episode 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?