In a small Japanese village, a young woman discovers the means for her revenge, while Gyaos birds are sighted around the world and humankind debates Gamera's allegiance.
Gamera 3: The Revenge of Iris (Gamera Surī Jyashin Irisu Kakusei) is a 1999 Japanese kaiju film directed and co-written by Shusuke Kaneko. The film is a sequel to Gamera 2: Attack of Legion and the eleventh feature film in the Gamera series, and the third film in the 1990s trilogy of Gamera films. The film stars Ayana Hirasaka (Ai Maeda), an emotionally troubled young girl who forms a psychic bond with a highly aggressive parasitic creature known as Iris that feeds upon her rage and hate for the giant fire-breathing turtle Gamera, who had unwittingly killed Hirsaka's parents. Gamera later defends Japan from a swarm of monsters called Gyaos after he is confronted by and battles Iris.
Gamera 3: The Revenge of Iris was shown at the 1999 Toronto International Film Festival and received the Mainichi Film Concours award for Best Sound Recording in Japan. The film received positive reviews from film critics who praised its special effects with many praising it as one of the best in the Gamera film series.