In the turbulent last days of the Edo period, Kawai Tsugunosuke, a Japanese samurai serving the Makino clan of Nagaoka, dreamt of independence from the restraints of vassalship. Despite his progressive views and his desire for his estate to remain neutral during the Boshin Civil War, he was bound by loyalty and duty to the clan and was compelled to choose sides.

Adapted from the novel "Toge: Saigo no Samurai" (峠 最後のサムライ) by Shiba Ryotaro (司馬遼太郎).

As the shogun's uncle, Lord Mito traveled about the nation seeking to make sure that corruption and injustice did not go unpunished. Traveling together with his two faithful bodyguards Kaku and Suke, they board ship for a voyage to the far northern island of Ezo (modern day Hokkaido) where the indigenous people called "Ainu" live. Somewhat like American Indians, the Ainu had their own culture which had not been subjugated by the Matsumae clan, rulers of the vast island. A revolt is brewing within the leadership of the Ainu, which threatens to destroy their peaceful lives. The elder lord and his retinue are the only ones who can stop this reign of terror!

Twelve year old Sei has hit puberty and is quickly becoming sexually aware, sometimes not as privately as he'd like; erections in school and other inopportune times plague him. He talks about it with his school friends, Kinta and Nyanko,...

Tae Shik is a member of the Korean online community. He goes by the user name of “Chitkongpot”. Tae Shik is in a flamewar with another user named “Jutjonseun”. One day, Tae Shik is surprised attacked by "Jutjonseun" in person and gets physically beaten by him. The assault is recorded on video and it quickly spreads on the internet. Tae Shik decides to get revenge on “Jutjonseun”. He begins to take ultimate fighting lessons from his friend Hee Joon. There, Tae Shik meets a girl fighter named Young Ja.

Young Goon believes herself to be a cyborg, and is institutionalized when she stops eating and tries to commit suicide after her grandmother was also taken away to a sanatorium. She meets Il Soon, a thief who specializes in "stealing" others' skills, and he makes it his mission to help her regain the will to live.

Soo-Young (Bae Soo-Bin) is a Korean man in his early 30's. His life has been on a downward path. Mai Ratima (Park Ji-Soo) is a Thai woman in her early 20's. Dreaming of Korea, she enters into an arranged marriage with a Korean man. Meanwhile, Young-Jin (So Yu-Jin), a woman who works at a host bar, becomes involved in their relationship.

Hayami Teruya is a dedicated salaryman who does a workman like job as the chief editor for a magazine. He has personal charm, get along with both the publisher and subordinates and runs the ship well. Chatting with his direct boss he picks up a certain vibe. Did he misunderstand that the magazine is doomed and will be terminated? If so, he is not going down without a fight. He will fight to make it through and keep his, and the others', jobs.

The story revolves around Kira and Rei, two high school students. Kira is an extremely introverted artist, and Rei is an outgoing playboy with a frightening violent side. The two start a friendship and eventually a romance after Rei sees a drawing that Kira drew on the back of a map she gave him. However, both Kira and Rei are hiding troubled pasts, and through their relationship they confront their past demons. Masao, a student at Kira and Rei's school, has a connection to Rei's violent past. He enters Kira and Rei's lives to try to force Rei to return to the person he used to be.

Continuation of the Japanese 2016 drama adaptation of MARS - Tada, Kimi wo Aishiteru.