Perfect Answer begins following the film's events. Kurono and aliens are still fighting underneath the purchase price a mysterious dark orb, of Gantz, also he's near attaining the score he needs to resurrect his friend Kato. Kurono continues to live his ordinary existence, spending some time. Meanwhile, young pop superstar Eriko is being arranged by Gantz to perform assassinations, and cop Shigeta inches closer to discovering the truth in regards to the Gantz missions. As the missions begin to get increasingly dangerous for the fighters and also the general public, Kurono finds that the endgame for Gantz is rapidly approaching.