 Alone for months, Crichton has had nothing to do but obsess over Aeryn and wormholes.He finally makes a breakthrough on the latter when he meets a supposed Leviathan specialist, Sikozu, on the run from her employers.When Chiana and Rygel also return, they , where Jool, D'Argo, and the old woman – Noranti – have joined an Interon archaeological dig.