Boston Unveiled (Mage: The Awakening)

That Old Black Magic 

The first European mages to arrive in New England made dark compacts and concords that still affect the region to this day. From ancient oaths signed in blood to the dying curses of witches, Boston's modern mages are bound by fates not of their own making. The region's history weighs heavily on the shoulders of all - even from beyond the grave. 

A Sourcebook for Mage: The Awakening