The official website of That Time I Got Reincarnated as a Slime‘s movie revealed the title, plot and a Nov 2022 release date for the film on March 3, 2022. The movie is titled Tensei Shitara Slime Datta Ken: Guren no Kizuna (That Time I Got Reincarnated as a Slime: Scarlet Bonds).
A new PV and Key Visual were released to commemorate the same.
The key visual shows new character Hiiro’s back, along with Rimuru and Benimaru.
The movie will be based on an original story scripted by the author of the light novels, Fuse. The plot will centre on events after Rimuru Tempest, a slime, became a demon lord to save those close to him.
Rimuru and his companions get entangled in a conspiracy revolving around the mysterious powers of the queen of Raja, a country to the west of Demon Kingdom of Tempest. At the same time, Rimuru and Benimaru encounter Hiiro, a survivor of the ogre tribe, who used to consider Benimaru as his brother.
In order to promote the Scarlet Bonds movie, Akinori Egoshi, who plays the role of Yashichi, a beastman from the Eurazania kigdom, will run in the “Tokyo Marathon 2021,” which will be held on March 6.
That Time I Got Reincarnated as a Slime light novels, also known as TenSura, are written by Fuse, and illustrated by Mitz Vah. The story is about a salaryman who is murdered and reincarnates in a sword and sorcery world as a slime with unique powers and gathers allies to build his own nation of monsters.
Nineteen volumes of the light novel have been released as of November 2021. The light novel has been licensed in North America by Yen Press, who published the first volume in December 2017.
An anime adaptation by by Eight Bit aired from October 2018 to March 2019. That Time I Got Reincarnated as a Slime Season 2 aired from January to September 2021.
Source: That Time I Got Reincarnated As A Slime Official Website