Yes, many adults love to watch anime because of its well-fleshed-out plot and amazing categorization or genres. You can find anime about love, war, crime, and other important subjects. And even though it's true that the younger generation likes to watch anime more than adults, statistics say that more than 27% of adults love anime.
Now, let’s address the next part of the question of whether anime is overhyped, and the answer to that is not at all. The truth is that all anime cannot be impressive, but most anime have very cool characters and stories. Adult people watch anime because of its intricacy, which is missing in western cartoons.