>>9179940The protagonist meets Mumei, a pained and quiet young woman who seems to carry the world on her shoulders. Accidentally bumping into her, several pill bottles tumble out of her pocket, which upon a quick internet search the protagonist notes seem to be designed to treat chronic neurological degeneration. As the two continue to bump into each other by happenstance, Mumei's demeanor improves day by day, and she becomes a bright yet airheaded girl. But at the same time, the world falls to chaos, as if it lost one of its key protectors. How will the protagonist influence Mumei? Is there hope for these two to be happy together?