Love Eighteen

Two supercomputers, Quark and Lepton, control almost everything in Japan. Since the developer Kiyomi Tanabe passed away without revealing its structure, they have not accepted anyone's control. Now, in 2018, Naoki, the only son of Kiyomi Tanabe, is a high school student living an ordinary life, and is reunited with his childhood friend Aya. She told him, "You have to run away! The government is trying to capture you!" And Naoki's life is turned upside down.

(Source: Kodansha, translated)