Marrow Era: Escape

A letter without a sender led him into a secret agency hidden in the dark side of reality. Here, the Classic of Mountains and Seas is not a myth, dimensional resonance is not a theory, and the scar on his palm from the ruins is the answer to everything. Only he knows that with every awakening of the power sleeping in civilization, he is one step closer to the truth - and at the end of that truth, he may not be there. ——You think you are a bystander, but in fact you are the last piece of the puzzle.