You could start by checking out well-known comic aggregator websites. But be careful, make sure you're using legal and authorized sources to read the comic. Sometimes, the author's official website or social media pages might direct you to the right place for online reading.
Well, sometimes you can find it on the official website of the comic publisher. Also, some libraries offer digital access to comics. Check if your local library has it. Another option is to search on specific comic forums or communities, where members might share links or information on where to read it online.
You can try looking on some popular comic book reading platforms like Webtoon or Comixology. They might have it available.