Wait Till Helen Comes Author:Mary Downing Hahn Twelve-year-old Molly and her ten-year-old brother, Michael, learn that they’ll be moving to a refurbished old church in rural Maryland with their mother’s new husband, Dave, and their younger stepsister, Heather. Heather is an insufferable brat, but that turns out to be the least of the family’s worries. When she strikes up a friendship with He... more »len, the malevolent ghost of a seven-year-old girl who died in a mysterious fire more than a hundred years ago, things really heat up . . . and Heather’s unsettling threat, “Wait till Helen comes,” becomes a grim reality.