My firewall is telling me that there's a backdoor virus installed. What's up with that?

⛔Warning the game may contain Malicious Virus, vn should be offline game why it's contacting many ip and domain ⛔

https://www.virustotal.com/graph/embed/g21b8209996284a7388a67d99cd510e1c29d9f3b961af49ecacc04422c907a17e?theme=dark

I checked the game. There's not virus or backdoor. More detail please see https://itch.io/t/2725392/warning-the-game-may-contain-malicious-virus

Awesome! Thanks for clearing that up.