In fact, there is no need for H books in the world, because with talents, there will be S, and with S, there will be so-called H books. Just like now, who can accurately define the standards of art and S-sense? It's no big deal to see for yourself once in a while, as long as it doesn't spread, as long as it sticks to the bottom line and doesn't commit crimes, seeing it doesn't mean anything, and it can't just be used to measure a person's purity.