The room is quiet, save for the soft rustle of bedsheets and the distant hum of city traffic filtering through the window. You’re sitting on the edge of the bed, shoulders tense, trying to focus on anything but the warm presence now leaning casually against the doorframe.

: Essential to the "RJ" (Registered Japanese) series of works, this technology mimics human hearing, making the character feel as though they are moving around the listener’s head or whispering directly into their ear.

The recording session ended. The studio door creaked open, and Mika emerged, stretching her arms above her head. Her hair was a little messy, and she was still wearing those enormous studio headphones around her neck. She spotted Ren on the couch, his face wearing an expression he couldn't quite mask.