It's possible that Boston serves as a backdrop or inspiration for the story in 'She Who Tells a Story'. Or perhaps there's a specific cultural or historical aspect of Boston that's relevant to the narrative. But without further details, it's all just speculation.
Could be that the author of 'She Who Tells a Story' is from Boston or that the story has some key events taking place in the city. But it's hard to say for sure without more context.