The office always seemed too loud to Hannah—phones ringing, keyboards clacking, coworkers chatting in hushed voices about weekend plans. But that Monday morning, everything dimmed when Michael walked in.

He was the new transfer, brought in from the main branch. Their manager had introduced him briefly: “Michael Turner. He’ll be working in your section from now on.”

That was all. No warm smile, no nervous laugh, no attempt to make friends. Just a nod and a clipped handshake before he ...