"Shinjiteita Nakama-tachi ni Dungeon Okuchi de Korosarekaketa ga Gift 'Mugen Gacha' de Level 9999 no Nakama-tachi wo Te ni Irete Moto Party Member to Sekai ni Fukushuu & 'Zamaa!' Shimasu!" reveals main PV

The anime adaptation of the light novel series "Shinjiteita Nakama-tachi ni Dungeon Okuchi de Korosarekaketa ga Gift 'Mugen Gacha' de Level 9999 no Nakama-tachi wo Te ni Irete Moto Party Member to Sekai ni Fukushuu & 'Zamaa!' Shimasu!" (English: Backstabbed in a Backwater Dungeon: My Party Tried to Kill Me, But Thanks to an Infinite Gacha I Got LVL 9999 Friends and am Out for Revenge) has released its main preview trailer.

The plot of the story written by Shisui Meikyō follows the protagonist Light, who is betrayed by his own comrades. Equipped with the ability of an infinite gacha mechanism, he begins his campaign of revenge against his former party members.

The released trailer shows Light's determination for retaliation as well as the loyalty of his new allies. At the same time, it was announced that the artist Tei will contribute the opening song "Sen yori Kaminari ya, Sarari ya Takaki". This title will be digitally available from October 4th.

The series starts in fall 2025 and will be broadcast on TOKYO MX among others. The production shows characteristic elements of the fantasy genre with particular focus on revenge stories and strategic group formations through the gacha mechanism.