The best Ayumi Ito’s science fiction movies

Two years have passed since the final battle with Sephiroth. Though Midgar, city of mako, city of prosperity, has been reduced to ruins, its people slowly but steadily walk the road to reconstruction. However, a mysterious illness called Geostigma torments them. With no cure in sight, it brings death to the afflicted, one after another, robbing the people of their fledgling hope.

After trying to rescue a man on the subway tracks, two teens wake up in a room dominated by a mysterious black sphere that sends them to hunt down and kill aliens hiding on Earth.

Perfect Answer begins several months after the events of the first film. Kurono is still fighting aliens under the order of Gantz, a mysterious giant black orb, and he is close to reaching the score he needs to resurrect his friend Kato. Outside his night time missions, Kurono continues to live his normal life, spending time with his new girlfriend Tae. Meanwhile, young pop star Eriko is being secretly ordered by Gantz to carry out assassinations, and cop Shigeta inches closer towards finding out the truth about the Gantz missions. As the missions begin to get increasingly dangerous for both the alien fighters and the general public, Kurono discovers that the endgame for Gantz is quickly approaching.

A strange phenomenon takes place. A beautiful flower blooms on a selected woman's body and that flower is called the "Shanidar". When the Shanidar is in full bloom, the flower produces a substance which is then sold at a high cost to develop new drugs. Kenji Otaki works as a researcher at the facility where the Shanidar is grown.