Unsolved Case Outflow Evidence Verification Record VOL.3 - Children Disappeared in Tunnel

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The third in the series of "Unsolved Case Outflow Evidence Verification Record" (Relics) - that reveals the truth about unsolved cases. An underground tunnel that exists quietly in Tokyo. Children passing through this tunnel go missing one after another. Parents abandoned by the police approach closer to the truth. However, at that time, an unbelievable phenomenon occurred.