New York : Amulet Books, 2012, c2011.
201 p. : maps ; 21 cm.
First published in the United Kingdom in 2011 by Marion Lloyd Books.
Map on lining papers.
"Mary O'Hara is a sharp and cheeky twelve-year-old Dublin schoolgirl who is bravely facing the fact that her beloved Gran is dying. But Gran can't let go of life, and when a mysterious young woman turns up in Mary's street with a message for her Gran, Mary gets pulled into an unlikely adventure"--Provided by publisher.