Every website is built with code that your browser reads and turns into what you see on screen. But sometimes, developers leave secret messages hidden inside that code that don't show up on the page!
🏰 Welcome to the Castle of Secrets 🏰
This looks like a completely normal page... or does it?
In HTML, developers can write comments that don't show up on the page.
They look like this: <!-- comment here -->
Try viewing the source and search for FLAG using Ctrl + F!