Description Thriller writer Flynn Berry discusses "Trust Her," the sequel to the bestselling (and staff-favorite) "Northern Spy" which follows Irish sisters Tessa and Marion Daly as their past catches up with them. Flynn Berry is the author of Under the Harrow, winner of the 2017 Edgar Award for Best First Novel; A Double Life, a New York Times Book Review Editors’ Choice; and Northern Spy, a Reese’s Book Club Pick that was named one of the ten best thrillers of 2021 by the Times and the Washington Post.