The Black Box
Human nature is like aircraft black box. No matter what it has gone through, it looks the same from outside. The secret within can never be known.
Human nature is like aircraft black box. No matter what it has gone through, it looks the same from outside. The secret within can never be known.
![Kamen Rider Ex-Aid [Tricks] - Virtual Operations](https://image.tmdb.org/t/p/w500//u6k2B3u8LyStvOlBWrqEOOIbuwL.jpg)
