01. Episode 1
Rei attended an alumni gathering with his elementary school classmates. Among those reunited are Rei's lover, Rina, and Hajime, who was Rei's close friend. The seven former classmates suddenly realised they were trapped in a closed room and all exits of the building have been locked.
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September 11, 2021
02. Episode 2
No details
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September 18, 2021
03. Episode 3
No details
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September 25, 2021
04. Episode 4
No details
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October 2, 2021
05. Episode 5
No details
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October 9, 2021
06. Episode 6
No details
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October 16, 2021