Shadowheart by Tad Williams
The armies of the Qar and the Autarch of Xis have converged on Shadowmarch Castle, which now stands siege from enemies attacking by sea, land and underground. Ferras Vansen leads a desperate fight in the subterranean depths under the castle, trying to hold back the Xixians from the mysteries which the Funderlings have sworn to protect for generations. Briony Eddon is also heading home with a small Syanese army, but her resolve to help her people is challenged when she learns that her father is a captive of the Autarch... Shadowheart is the fourth and final novel in the Shadowmarch sequence, the third major series by American author Tad Williams. The series is a slow-burner, with a pace that can best be called 'relaxed'. Empires may be forged, armies may clash and ancient secrets may be unveiled, but it all happens at a leisurely, chilled-out rate. This is epic fantasy at its cosiest and most predictable. Which is not to say the series is unenjoyable. Williams has saved the bes...