Library

There may be only one truth, but there is something unknown hidden behind the truth. The case is definitely not as simple as what you see. What is the purpose of the mastermind behind the case who is still at large? Calm and unusual water molecules, who is stirring all this? And will some things really fade away with time? Maybe no one knows. Everything doesn't matter anymore. (The protagonist is original, not a time traveler, but it will change some regrettable plots) (The heroine Ai, if you want to see the heroine Koshizu Nanatsuki, you can check out the late-night cafeteria next door)