It looks like you're asking for a blog post about a webtoon/manhwa titled — specifically referencing a "New..." update from a Google search snippet.
– I’ll update it whenever a major new English chapter drops or an official license is announced. -ENG- He Who Vowed To Create A Demon Harem -New... - Google
– A hidden gem disguised as trash. Don’t let the title fool you. Have you read the latest “New” chapters? What did you think of the gluttony demon reveal? Drop your take in the comments below – just keep demonic spoilers tagged. It looks like you're asking for a blog
Each “harem member” represents a different demonic sin, race, and political faction. Kael doesn’t sleep with them (so far) — he negotiates, threatens, and earns their loyalty through blood and contracts. Don’t let the title fool you
You can copy, paste, and publish this directly on your site. If you’ve searched for “-ENG- He Who Vowed To Create A Demon Harem -New…” on Google, you already know: this series is picking up serious heat.