Steins;Gate 0 (2018)

Steins;Gate 0 delves into a darker chapter of the franchise, following the quirky scientist Okabe as he grapples with the emotional fallout of Kurisu's loss. Attempting to move on, he renounces his vibrant persona, seeking to erase painful memories. However, fate intervenes when he encounters a friend of Kurisu, who reveals experiments on a device capable of simulating human memories and personalities. As Okabe engages with this technology, he uncovers not only the haunting echoes of Kurisu but also unforeseen tragedies, enriching the narrative with layers that connect to the original storyline's conclusion.