A noble swordsman from Ayutthaya during the war, time travels into the future (present day) with the help of his sword . He meets people with the same faces in the present day that resemble those that he was close to from the past. He must get help from the girl that resembles the person he loves and to find his sword in order to get back.

Due to the mysterious death of his brother Siwat, Siwakorn disguises himself as him and goes into Khemmawat Group to find out the truth. There, he gets involved with every suspect including Chorprae, Siwat’s secret lover. While Daopradub, Chorprae’s niece tries to intervene between the two. Siwakorn & Daopradub’s closeness turns into love as danger approaches them as they get closer to the truth and finds out the true villain is the person they least expect.

The story centers around the employees of a legal document firm. Tamura Katsuhiro is a young man with a strong sense of justice. Although he believes that the law isn't always right, he becomes an administrative scrivener with the goal of manipulating the law in order to protect the weak. On the other hand, Sumiyoshi Misuzu, a former delinquent who hates to lose and who is now a capable scrivener. Katsuhiro and Misuzu are always at odds, but they gradually come to understand each other.

Eiji Hino is a traveling man who has no place to call home and a tragic past. When coin-based homonculi known as the Greeed awaken after their 800-year slumber to attack humans and feed off of their desires, the disembodied arm of the Greeed named Ankh gives Eiji a belt and three Medals to fight the other Greeed as Kamen Rider OOO. The mysterious Kougami Foundation approaches Eiji and begins assisting him in his fight against the Greeed, though their true motives are not clear. As Eiji fights the Greeed and their Yummy monsters, learning more of the Greeed and Ankh, he starts to find a purpose beyond his journey.

Angkor is the beautiful daughter of a high rank officer of Cambodia. Before she was born, her father had slain a tiger. The spirit of the tiger lives on inside of Angkor and possesses her when she looses herself to her anger. An inner struggle in Cambodia forces Angkor and her friend/body guard, Koytee, to flee to Thailand. Along the way, they get separated. Angkor eventually arrives at the refugee camp in Thailand alone awaiting Koytee. There Angkor meets Pookong Kan, who was secretly sent to investigate the case of several missing and deadly war weapons that may be linked to a few of the officer's corruption. By chance, Angkor gets mixed up and becomes an important witness to the murder of Pookong Kan's comrades by Muad Rit.