Chiang Yuen is determined to establish his own business and surpasses his father Chiang Shing Tin so as to take revenge against his father for having kept him in tight control all these years. Despite several setbacks, Chiang Yuen, with assistance from Chung Hiu Yeung, Ding Man Chi, Yuen Siu Tin and the others, makes a comeback by setting up a mobile application development company, taking a pledge to start a trade war with his father. Ever since Chiang Yuen left home, his younger brother Chiang Sing has been thrown on the scrap heap by his father. Taking advantage of it, their step-mother Lee Tsau Ping pushes her own son Chiang Tsun to become the successor, scheming to take over the group. Chiang Yuen thereby comes under consecutive attacks from Tsau Ping, fortunately, he gets helps from his ex-girlfriend Kwan Fa La and her autistic son Ko Hing spiritually, which also makes him reflect on his relationship with his father. Seeing that Tsau Ping becomes a turncoat and seeks to covet the business empire that his father has built up for years, Chiang Yuen secretly joins forces with his younger brother and uncle Lee Tsau Kan to strike back. Unexpectedly, his best friend turns his back on him, whereas his rival instead joins his alliance to battle side by side with him, making the situation much more perilous and hard to tell who is ally or foe…

25-year-old Arimura Akari graduated from the local nursing school in Funabashi City, Chiba Prefecture and works for the hospital's geriatric ward. When she became a nurse, she wanted to be of help to others and appreciated by those people she helped. But in the course of slaving away for a meagre salary over the past four years, Akari would rather quit and get married quickly. Then she gets the chance for a fresh start with a makeover as a well-off young lady. She slips into the very exclusive Toh Hospital which draws a stream of politicians, entertainers and intellectuals despite the expensive medical care. However, it is a hospital with novice doctors, adulterous nurses and spoiled patients. Among them is the head nurse, who is called the overall director of the "White Inner Palace", is tough on Akari and many difficulties are in store for her every day. Moreover, the policy to keep things that happen in the hospital under wraps is certainly like the inner palace.

During the reign of King Ekkathat in Ayutthaya Kingdom, Mang Mao was the daughter of Ming, a rich man who was the owner of a paper factory. Mang Mao was also famous in her own right for being mischievous considering she escaped arranged dates many times. One time, she ran from an arranged date again and coincidentally met Sri Khan Thin. He didn't like her mischievousness. Mang Mao hated the way Sri Khan Thin tried to admonish her, so she often created chaos around him without knowing he was actually Khan Thong, the son of Suea Khun Thong who was a notorious dead bandit. Khan Thong disguised himself as a eunuch in the Royal Palace in order to investigate his parents' death.

Set in Kamakura, Kanagawa Prefecture. The romance of Chiaki Yoshino and Wahei Nagakura continues.

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.

Spin off series of Aibou released just before the first Aibou movie came out