Hey Ganguro!
If you have any anti-virus software running, sometimes it might see AHITR as a false threat and delete necessary files for it to either continue downloading or running. Beyond that, Itch downloads can be a bit wonky.
Here's a link to the latest free version on our Patreon:
https://www.patreon.com/posts/v0-7-7-free-105776959?utm_medium=clipboard_copy&ut...
Hopefully this helps o/