Fate/Grand Order: Fujimaru Ritsuka Doesn't Get It

The official adaptation of the TYPE-MOON phenomenon that has become one of the most popular mobile games in the world! The year is 2016, and glitches found in humanity’s past threaten the sustainability of its future. The Chaldea Security Organization—tasked with preserving human history for as long and as strongly as possible—has developed a new method of time travel to repair these events, stabilizing humanity’s future. But when an unknown threat pushes mankind to the brink of extinction, young recruits Mash Kyrielight and Ritsuka Fujimaru find themselves at the helm of the rescue mission: Obtain the Holy Grail in a face off against fate itself … (Source: Kodansha USA) Note: This manga adapts the first, second, fourth, sixth and final singularity from Part 1 of Fate/Grand Order.

"The human race will become extinct in 2017." The Chaldea organization, an organization charged with preserving the future of humanity, observes a singularity. To solve it, Rika Fujimaru and Mash Kyrielight will be transported to the city of Fuyuki in 2004. The battle for the future of humanity has begun. (Source: Anime News Network) Note: This manga adapts the first, third, fifth, seventh and final singularity from Part 1 of Fate/Grand Order.

The manga is an anthology story centering on the Crypters, the betrayer agents of Chaldea that are the center of the Fate/Grand Order smartphone game's "Lostbelt" story line.