A mysterious video has been linked to a number of deaths, and when an inquisitive journalist finds the tape and views it herself, she sets in motion a chain of events that puts her own life in danger.

Because of non-stop environmental destruction, the United Nations commission a private company, "Eternal Earth", to create an artificial jungle to be a nature preserve and to protect animals. Leo, son of Panja, is born in this artificial world. The story starts when Leo and Kenichi, the son of the Eternal Earth company's CEO, meet. Kenichi has the ability to understand and talk to the animals.

Four years have passed since that emotional marriage proposal at Tsukushi Makino's high-school prom, and Tsukasa Dōmyōji announced his engagement to Tsukushi to the entire world. At an engagement dinner between their families, Dōmyōji's mother, who has been strongly against their relationship before, presents Tsukushi a tiara, which is estimated to be worth roughly 10 billion yen, as a token of their engagement. But that night, the tiara is stolen by somebody! Then, Dōmyōji and Tsukushi travel around the globe to Las Vegas, Hong Kong, and even a deserted island to get the tiara back—the legendary tiara that has been believed to "bring eternal love." In the meantime, where and what are the "F4" fellows, who have just gone separate ways, doing now?

While investigating the horrifying death of her boyfriend, Mai Takano learns about a videotape haunted by the spirit of a disturbing girl named Sadako, which kills anyone who watches it exactly one week later. When her boyfriend’s son, Yoichi, starts to develop the same psychic abilities as Sadako, Takano must find a way to keep the boy and herself from becoming the next victims.

Back in India, Sawaki reaches Varanasi and returns to Delhi, then begins the long bus journey west. A chance companion and a mistaken-arrest scare in Pakistan derail him.

A group of terrorists has taken hold of the largest dam in Japan. They also capture the workers as hostages, and demanded $5 billion yen from the government with a 24 hour deadline in exchange for the lives of the hostages. To make things more complicated, there was a snowstorm and no one can get in or out near the area. Fortunately, the terrorists did not capture Togashi, the dam controller, and he is the only person who can rescue those hostages from the terrorists...

Inugami Sahei, who built up the wealth of the Inugami Clan, passes away, leaving a will with Furudate, his legal adviser, for his daughters Matsuko, Takeko and Umeko, all of whom have different mothers, and for their sons, as well as for Nonomiya Tamayo, the granddaughter of a person to whom Sahei feels heavily indebted. The will states that all his assets are inherited by Tamayo alone, on the condition that she marries one of the sons of the daughters. Furudate's assistant learns the content of the will, and seeks advice from Kindaichi Kosuke, a private detective, as he senses the air of unease. Shortly afterwards, murders start to occur one after another in the clan.

Nanami Hoshino, a wealthy entrepreneur, marries potter Kim Jun-ho, and they both live a seemingly happy life until Nanami is killed by a biker on her way home. Now a ghost whose presence cannot be seen, she realizes that her death was no coincidence and seeks help from the elderly psychic Unten in hopes of saving Jun-ho's life.

Ninagawa is a powerful man in Japanese politics and with top economic connections.His granddaughter is then murdered. The suspect is Kunihide Kiyomaru. Kunihide Kiyomaru has a prior conviction for assaulting and killing a girl 8 years ago. The police could never apprehend the suspect in the prior killing.

Kuno Totono, a curly-haired college student, visits Hiroshima and becomes embroiled in a mystery surrounding the inheritance of the Kariatsumari family's assets, using his intelligence and loquaciousness to unravel the case.