Carnival Rhythm

The protagonist of this story is a girl with a somewhat nasty gaze, Ebihara.

As the sun set, she was terribly depressed. Because she’d gotten in a fight with a dear friend… In desperation, she went to an eerie underground tunnel where none would ever normally go. Deep in the tunnel, Ebihara found an emergency exit emanating an odd light. Captivated by the light, she opened it up, and found a curious and mysterious world. A curious sky, curious buildings, and curious denizens. And while those denizens welcomed her courteously…