Hunting Grounds: A McMaster student was not his only victim.

WARNING: The following story contains details of disturbing sexual violence.

The women are afraid.

They check their doors and draw their curtains.

They walk home in pairs after night classes and search for updates from police.

The neighbourhoods of Westdale and Ainslie Wood, nestled around the campus of Hamilton’s McMaster University, have become hunting grounds.

Men — more than one, but each acting alone — are prowling outside windows. Watching. Recording. Breaking in while young women sleep. Some are committing sexual assault.

During school months, the neighbourhoods swell with students doing homework in coffee shops and waiting for buses.

In summer, their houses empty out. Or nearly so.

One predator stands out. A maintenance man with a long criminal record, he hunts more than a