Season 1, Episode Number 1 (Come Together! Quartet)
Released: 2019-04-10
Runtime: None minutes
Mysterious buttons appear in the worlds of Tanya the Evil, KonoSuba, Overlord, and Re:Zero. When the characters push them, they're taken to a place they'd never imagined...
A mysterious switch appeared one day. Upon pressing it, they were sent to a different alternative world!! There are also characters from other alternative worlds gathered together...!?
Popularity: 9.3206
Vote Average: 6.9 (53 votes)
Status: Ended
Homepage: http://isekai-quartet.com/
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