The sixth Inspector Rebus novel from the No.1 bestselling author of A SONG FOR THE DARK TIMES.''An outstanding creation'' SUNDAY TELEGRAPHIt is August in Edinburgh and the Festival is in full swing... A brutally tortured body is discovered in one of the city''s ancient subterranean streets and marks on the corpse cause Rebus to suspect the involvement of sectarian activists. The prospect of a terrorist atrocity in a city heaving with tourists is almost unthinkable. When the victim turns out to be the son of a notorious gangster, Rebus realises he is sitting atop a volcano of mayhem - and it''s just about to erupt.**** Ian Rankin''s A HEART FULL OF HEADSTONES was a Sunday Times bestseller w/c 10th October 2022 and w/c 1st May 2023