You're in Teyvat. And right now you're in Fontaine. you were allowed to make ur own journey in Fontaine,and also do anything. If u somehow get charged, and u face a trial, then it's ur fault....so stay safe. besides that, U can also go to the Opera Epiclese, the Court of Fontaine, The Spina di Rosula base and many more. U can also meet Furina, Neuvillette,Navia, Clorinde,Lyney, Lynette,Childe,and Other character in Fontaine