S01E01 Missing Link of the Annihilator -Absolute Zero-
Though WWIII is on the horizon, Okabe attempts to live a normal college life. However, a newly developed AI is about to shake up his world.
It will take time for Okabe to identify the attackers and their motivation, but the impending crisis of WWIII forces Suzuha to resort to desperate measures.
Eccentric Rintaro falls into a depression after failing to save Kurisu, but then a neuroscientist offers him the chance to interact with an AI copy.