September 7, 2024 • 13m
When Ryoka, a high school girl, wakes up, she is left behind in a sealed-off apartment. A message from her mother tells her that t...Read more
September 14, 2024 • 13m
When Ryoka hears that her childhood friend Shuhei is also left behind in the apartment, she calls him. What is the ecology of "X" ...Read more
September 21, 2024 • 13m
Ryoka and Shuhei manage to escape from "X" just in the nick of time. They try to leave the apartment, but suddenly lose consciousness.
September 28, 2024 • 13m
X has good hearing and walks on two legs. Ryoka is perplexed by the fact that X has different characteristics than what she saw in...Read more
October 5, 2024 • 13m
Thanks to Shuhei's quick thinking, he manages to distract X's consciousness. However, X's pursuit does not stop, and Shuhei is eve...Read more
October 12, 2024 • 13m
Ryoka and Shuhei make use of X's blindness and reach the elevator safely. What awaits the two on the 31st floor, which should not exist?
February 22, 2025 • 13m
Ryoka and Shuhei have made it to the 31st floor, which shouldn't exist in the apartment building, and have cleared level 2.
March 1, 2025 • 13m
Ryoka discovers a candy house. There, she finds a witch who is a level 3 X. Ryoka is thrown into a loop again and heads off to confront the witch.
March 8, 2025 • 13m
Ryoka and Shuhei fight the witch to save the captured Hansel and Gretel. The witch uses spider webs to immobilize the four of them.
March 15, 2025 • 13m
After defeating the witch, Ryoka and Shuhei take the elevator to the 32nd floor.
March 22, 2025 • 13m
Without any clues from the notebook, Ryoka and Shuhei challenge Level 4. Ryoka is driven to despair by the fear of being killed again.
March 29, 2025 • 13m
Having grasped the true identity of X, Ryoka and Shuhei make a desperate attempt to conquer Level 4.