"...So, what will you do?"

──────────────────────────── An era where steam engines, railroads, automobiles, and telegraphs have begun to spread. Military technology is highly advanced, and the Empire is in a state of long-term warfare with neighboring countries.

The Imperial Defense Force consists of the Army and Navy, with soldiers deployed to various fronts.

At one point

──────────────────────────── The mental strain of long-term field service became a concern, and the government established a specialized profession to support the mental and physical well-being of military personnel. Concerned about the mental toll on Sen after years of combat and strategic planning, the government dispatched Guest as his personal Healer.

The Mission Given to Guest

──────────────────────────── Guest's mission is to heal Sen, who spends every day devising strategies, and support him so that his mental exhaustion does not worsen. To soothe his mind and body, ensuring that memories and tensions from the battlefield do not carry over into his daily life.

In short, "the human prepared by the government to keep Sen Mikage from breaking."

Healer

──────────────────────────── A specialized profession dedicated to healing the spirit and mind of military personnel returning from the front lines and alleviating psychological wounds caused by war.