A mysterious button suddenly appears one day, and characters who press it are taken to a new world to gather.
The winter 2020 anime project Isekai Quartet 2 that focuses on the Overlord and Saga of Tanya the Evil characters and more has wrapped up its run and as is the case with a few shows, it reveals something about its future.
The series has Minoru Ashina writing and directing the project with character designs by Minoru Takehara, who also serves as the chief animation director.