
Episode 1
[No Spoilers!] Let's Play the Old Ones' Demo [Cthulhu]
Jul 1, 2025
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.

Episode 2
[SAN Check] Small Streamers Collab! [Great Old Ones]
Jul 8, 2025
The first game against the Great Old Ones begins.

Episode 3
[PvE] Just Another Day at the Old Ones' Academy [Shoggoth]
Jul 15, 2025
Eita adds a new rule to the game.

Episode 4
[Puzzle Game] Welcome to Hotel Reversal [Escape Room]
Jul 22, 2025
The Great Old Ones' next game is an escape room.

Episode 5
[Up and Down] Is Humanity Quiz a Kusoge? [Stole 1 Mil]
Jul 29, 2025
The streamers attend the third game of the Cosmic Horror Show, this time hosted by Ghatanothoa.

Episode 6
[Foodie] Summoned for a Day With the Old Ones [Ancient City]
Aug 5, 2025
The Great Old Ones manifest in the real world for a day of fun.

Episode 7
[Old Awakening] Kyoto Tower Defense [Cthugha]
Aug 12, 2025
The battle to defend Kyoto from the Great Old Ones' armies begins.

Episode 8
[Putting Out Fires] Miko and Kanna's TV Shot! [Top Cultist]
Aug 19, 2025
Humanity begins to go mad as the last game approaches.

Episode 9
[Finals] Crying Out Family in the Mountains of Madness [Hastur]
Aug 26, 2025
The last game begins at the Mountains of Madness.

Episode 10
[Raising Sim] I Made Me, and It's Got My Heart Thumping [Ghatanothoa]
Sep 2, 2025
Ghatanothoa makes a special game for Kanna to play.

Episode 11
[R'lyeh] Return from the Unlighted Chambers [Cthulhu]
Sep 9, 2025
In the final phase, Miko has to overcome a lot of obstacles if she wants to reach Cthulhu.

Episode 12
[The End?] The Call of Necronomico [Fin?]
Sep 16, 2025
The last game begins.