Sana Kurata, the sixth grader with a "pimp," struggles to deal with her class full of troublemakers.
Sana continues to confront Akito, and the girls in the class join her.
Sana learns about Akito's weakness.
Akito has stopped acting up due to Sana's blackmail, but now another boy vies for the "boss monkey" title.
While Sana get Akito open up, Sana gets a glimpse of a family very different from her own.
Sana gets the Hayama family to watch her new TV drama.
Sana learns of Asako and Rei's past together.
Sana takes a field trip to help her forget why Rei has been acting so weird.
Sana copes with her surprising first kiss.
Sana meets Aono, Tsuyoshi's younger sister.
Sana goes back to focusing more on her work, taking on several commercials with her Child's Toy co-star, Zenjiro.
Rei signs Sana up for too many commercials, and causes her to forget a promise she made to her friends.
Tsuyoshi misses school one day, and Akito and Sana get together to help their friend.
Everyone is excited about a class camping trip. While Sana looks cheerful as usual, Akito notices that she is worried about something.
Akito does his best to comfort a distraught Sana, who's still fearing the potential aftermath of Misako's book getting published.
Sana performs in a play and invites her classmates, teachers, and Naozumi.
Misako's book "My Daughter and I" has been released.
Sana stays the night with the Hayama family.
Sana meets her biological mother and half-sister.
A recap episode set up as quiz show hosted by series mascot, Babbit, and "Child's Toy" host, Zenjiro, recapping from the start of the story to the end of the love-triangle arc.
Sana visits Kamura Academy with Naozumi.
Akito begins studying karate, but isn't happy with his first lessons.
Sana helps find Mariko, who sneaks into the set of "Child's Toy" to find Sana.
Principal Narunaru goes on a business trip, and Ms. Andoh takes this opportunity to threaten Class 3 of failing them and preventing them from advancing to junior high school.
Due to the pond-incident earlier in the school year, where Mami was nearly drowned by Akito and his old goons, Mami is now traumatized and scared of Akito.
Sana's gift to Aono, the little baby chick, has now become a full-grown rooster.
Misako's ex-husband, Ryousuke Kashima asks Sana for a favor, Akito and Tsuyoshi become worried about her and decide to follow them around.
Sana and Tsuyoshi visit Akito's mother's grave with the Hayama family, which is also Akito's birthday.
Misako's mother Shizuka visits Misako and Sana in Tokyo.
Asako stars in a romantic drama with popular performer Takuya Kimochi, and rumors begin.