It could be that manhwa has diverse art styles and themes that attract a wide audience, making them constantly scan for new ones. Also, the accessibility of digital platforms makes it easy for people to browse and discover manhwa.
Not necessarily. How things are done in a manhwa can vary greatly. It could be similar in some cases, but different in others due to artistic choices, story direction, and audience preferences.
I'm not sure who invited you in manhwa 32. It might be a plot twist and we'll only find out as the story progresses. Maybe it was someone we least expected!