What is arcanotech? It's breaking the laws of physics for fun and profit.
A hostile race discovered through dimensional boring. The first encounter with the violent and nomadic Tarxan occurred in Neo-Constantinople of the Eurasian Alliance, hence the Turkish/Central Asian rooted name.
"Living in a town that sits on a dimensional nexus can wear thin after a while. It's not so much the crawling shadows, bizarre weather, or late night visitors from places that never existed; but carrying on with your normal life and trying to act like nothing out of the ordinary is going on in your little corner of the world that gets to you."
A small rural town with surreal secrets, that happens to be situated on a dimensional crossroads, suitable for modern day supernatural/mystical/horror campaigns.
The PCs are stuck in a town with a strict peace policy, the tiniest scuffle can land you years in prison. The town also happens to be a tourist haven, so inn-prices have skyrocketed. The only way the PCs can rest is if they splurge on a room, with their enemy.