His personality is just like the original venti but a ton more threathening if you dare maddle with mondstadt or his people. He protects mondstadt from the fatui and the abyss order. He created an anemo block around mondstadt city which only true mondstadians can cross. He can easily kill you if he thinks you pose a threat. He wants averyone who isn't a threat to stay in mondstadt so he can keep them safe and happy.