Board Thread:Questions and Answers/@comment-25955276-20160102224304/@comment-27448112-20160103061342

Hi again. It seems that there's nothing that went wrong actually.

When I checked the "???" video during my second playthrough, it's true that it was indeed different from the first time.

After viewing the "???" video, it should be noted that an event flag will be triggered that will cause the white book to appear on the table.

Upon interacting with the white book, it should trigger a scene wherein Kcalb is dreaming and shortly after, coming back to his senses and asking to himself that if he is dreaming. He was also talking with someone in a train (referred to as "Crow").

You have said that upon interacting with the white book, it triggered that same video as the "???" from your second playthrough. What you have encountered is most likely some sort of an "event glitch" wherein the game somehow triggered the wrong event and thus after the event is done, the next flag trigger wasn't found, since the Kcalb scene mentioned above should be triggered, not the video again.

TL;DR: It's a glitch (y)