Chiaki and Nodame arrive at Paris to hone their musical skills. While he who had lived in France before easily adapts himself to their new environment, she must face some difficulties herself, including having to learn the country's language.

Chiaki takes part in his first competition as a conductor. But he ends up having to face strong contestants like Jean Donnadieu, one of Sebastiano Vieira's apprentices.

Nodame and Chiaki meet Stresseman in Paris. Chiaki starts to travel the world attending concerts with Stresseman after being forced to sign a contract with his manager, while Nodame has her first class with an acquaintance of hers at the conservatoire.

Chiaki rehearses for his debut concert in Paris, and finds that Nodame is troubled as she is not doing fine at the conservatoire. While he tries to cheer her up, their relationship ends up moving a little forward.

Kuroki was having trouble to adapt himself to life at Paris until he meets Nodame at the conservatoire. Meanwhile, Chiaki is feeling insecure as Nodame does not answer his phone calls and wonders if both will really be able to spend Christmas together.

Chiaki is appointed as the official conductor of a famous orchestra which is facing serious dificulties, and Son Rui, a famous pianist who is an old friend of his, gives a break on her performances to study at the conservatoire. However, Rui's closeness to Chiaki is more than enough to ignite Nodame's jealousy.

The Marlet Orchestra is short on staff, and Chiaki asks Nodame to take a part on it. However, Nodame's dreams of having her first performance along Chiaki are crushed when Rui is forced to assume her place due to a misunderstanding.

Disappointed with his first performance, Chiaki starts scouting for new musicians and invites Kuroki for an audition. Meanwhile, Rui is forced by her mother, Mrs. Son, to leave Paris with her, after she heard from Madame Bellou (possibly Rui's landlady) that she's been slacking off and spending time at Chaiki's. While Nodame rehearses for the exams at the conservatoire along with Kuroki and Paul duBois.

Nodame travels to Saint-Malo with Chiaki, Tanya and Kuroki for her very first recital. However, her companions are worried about her insecurity, as she usually has trouble in playing pieces by Mozart.

Nodame's first recital becomes a huge success, to the point of her receiving other proposals for job.

Auditions are held for the Marlet Orchestra, with Paul and Kuroki being among the new members. After intense rehearsal, the Orchestra has another concert, and the time comes for Chiaki to show the results of his ad his musicians' efforts so far.

Chiaki's popularity ahead of the Martlet Orchestra keeps increasing while Nodame gets depressed as she feels the distance between them growing and she decides to enter in a competition by herself, even without her teacher Auclair's approval. Pieces featured: Bach's Concert No. 1 in D minor, Romeo and Juliet's Overture-Fantasy by Tchaikovsky, Études Op. 10 No. 8 and Op.10 No. 12 by Chopin

Chiaki decides to move to another apartment much to Nodame's despair and Rui tries her best to convince Auclair to have lessons with her, but he seems to be more much more interested in teaching Nodame instead. After hearing Nodame's smooth playing, she also starts to doubt herself. Pieces featured: Sonata K157 in C Major by Scarlatti, Nocturne Op. 9 No. 2 in Eb Major by Chopin

Thanks to Chiaki's encouragement, Rui decides to keep playing and a special concert featuring both is arranged. Stresseman is seriously depressed over the death of a friend of his and Chiaki, on the way to attend one of Nodame's recitals, have a surprising reunion with Sebastiano Vieira and he decides to accompany him instead. Pieces featured: Italian Concerto, BWV 971 by Bach, Op. 19 No. 1 "Sweet Remembrance" from Songs without Words by Felix Mendelssohn, Polonaise Fantasie by Frédéric Chopin, Légende No. 1: St François d'Assise by Franz Liszt

Tanya starts to feel jealousy when Kuroki is asked to take care of a young japanese girl who is trying to enter the conservatoire. While trying to get closer to him, she starts to wonder about her own future as she is near her graduation.

Tanya and Yu Long have poor performances at the competitions they took part, and thus they will be forced to return to their respective countries after graduation. While trying to cheer Tanya up, Kuroki ends up making a surprising proposal to her. Meanwhile, Nodame hears a piece of music that draws her attention. She hopes to play it along Chiaki someday, unaware that it's the same piece that will be featured at Chiaki and Rui's concert.

Nodame finds that Chiaki has hidden from her the connection between the piece and his concert with Rui and she can't hide from him her dissatisfaction for not telling her sooner. After looking at how much difficult pieces Nodame is studying with her teacher, Chiaki cancels an important trip to Italy just to lend a hand to her.

Chiaki helps Rui for their concerto. When Nodame found out, she feels betrayed, and uses that feeling to help her master a piece. Pieces featured: Paris Symphony by Mozart, Third Movement of Piano Sonata No. 31 by Beethoven

After Chiaki and Rui's concerto, Nodame and Chiaki spend the night together and she proposes to him in the following morning, just to be rejected by him. However, Chiaki starts to wonder about how serious she was at that time, and Stresseman pays a visit to her. Pieces featured: Piano Concerto in G major by Maurice Ravel and Third Movement of Piano Sonata No. 31 by Beethoven

Nodame has been absent from school and Chiaki starts looking desperately for her, just to find that she was rehearsing for a concerto with Stresseman in London. Pieces featured: Piano Concerto No. 1 in E minor, Op. 11 by Chopin

Nodame's concerto with Stresseman becomes a huge success worldwide. However, she loses the will to keep playing and disappears for a while. Meanwhile, Chiaki finally comes at terms with his feelings for her.

Back in Paris, Nodame spends her days quietly playing for children while her friends wonder if she will ever resume her studies or her career. Determined to put Nodame back on track, Chiaki asks her to play with him-- the same piece they played together when they first met. This episode also tells us what has happened to some of the characters they met in Paris. Piece Featured: Sonata for Two Pianos in D major by Mozart.