Episodes
[No Spoilers!] Let's Play the Old Ones' Demo [Cthulhu]
Struggling streamer Miko Kurono joins the new VR game "KADATH" to change her fate, after a wave of mysterious incidents where popular streamers collapse during livestreams. She soon discovers the game is a deadly trap by the gods and must survive the unfolding cosmic horror.
[SAN Check] Small Streamers Collab! [Great Old Ones]
The first game against the Great Old Ones begins.
[PvE] Just Another Day at the Old Ones' Academy [Shoggoth]
Eita adds a new rule to the game.
[Puzzle Game] Welcome to Hotel Reversal [Escape Room]
The Great Old Ones' next game is an escape room.
[Up and Down] Is Humanity Quiz a Kusoge? [Stole 1 Mil]
The streamers attend the third game of the Cosmic Horror Show, this time hosted by Ghatanothoa.
[Foodie] Summoned for a Day With the Old Ones [Ancient City]
The Great Old Ones manifest in the real world for a day of fun.
[Old Awakening] Kyoto Tower Defense [Cthugha]
The battle to defend Kyoto from the Great Old Ones' armies begins.
[Putting Out Fires] Miko and Kanna's TV Shot! [Top Cultist]
Humanity begins to go mad as the last game approaches.
[Finals] Crying Out Family in the Mountains of Madness [Hastur]
The last game begins at the Mountains of Madness.
[Raising Sim] I Made Me, and It's Got My Heart Thumping [Ghatanothoa]
Ghatanothoa makes a special game for Kanna to play.
[R'lyeh] Return from the Unlighted Chambers [Cthulhu]
In the final phase, Miko has to overcome a lot of obstacles if she wants to reach Cthulhu.
[The End?] The Call of Necronomico [Fin?]
The last game begins.
Cast
Riho Sugiyama
Miko Kurono (voice)
Nana Hasumi
Kanna Kagurazaka (voice)
Manaka Iwami
Mayu Mayusaka / Cthulhu (voice)
Reiji Kawashima
Eita (voice)
Hiroki Yasumoto
Tick Tock Man (voice)
Kazuyuki Okitsu
Hastur (voice)
Katsuyuki Konishi
Ghatanothoa (voice)
Ayasa Ito
Cthugha (voice)
Zhar
Zhar
Lloigor
Lloigor
Crew
Masato Matsune
Series Director
Makoto Uezu
Original Story
Makoto Uezu
Series Composition
Jiro Suzuki
Character Designer
Evan Call
Original Music Composer
Hiroshi Kosuga
Character Designer
Hiroshi Kosuga
Supervising Animation Director
Junki Nakata
Art Direction
Nobuhito Sue
Art Designer
Sakiko Ito
Color Designer
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Info provided by The Movie Database. Watch sources provided by JustWatch.