Japan falls into chaos after the earthquake in eastern Japan. The Japanese government then learns from the American CIA that uranium is being smuggled in Japan. The anti-terrorism investigators led by Kenji Sumimoto (Atsuro Watabe) attempt to uncover the truth by tracking the wife of a company president who is suspected of being the contact for the terrorists. An undercover Korean policeman (Kim Kang-Woo) helps the case.

After the sudden death of his estranged son in rural Japan, an American man must go there to claim some important family items. While there, he discovers some secrets his son left behind.

32-year-old Tatsuo Fukuda, nickname "Fuku-chan" (Miyuki Oshima), is a painter who lives in a run-down apartment complex called Fukufuku Flats. He has been a resident ever since he moved to Tokyo after graduating from junior high school in rural Tochigi Prefecture, and has held the same job the whole time. He spends his days working up a sweat painting buildings, his nights mediating disputes between the other denizens of Fukufuku Flats, and his days off flying handmade kites down by the riverside. Fuku-chan is a popular guy who treats everyone equally and with kindness, but romance is his Achilles heel, which causes him to totally mess up a date arranged by his workmate Shimacchi (Yoshiyoshi Arakawa)...