Six months ago, Nikki Beckett vanished into an underworld known as the Everneath. Now she's returned to her old life for another six months before the Everneath comes to claim her... this time for ever. Nikki longs to spend this precious time reconnecting with the people she left behind - her family, her friends and, most importantly, her boyfriend, Jack, the one person she loves more than anything. But there's just one problem: Cole, the smouldering immortal who enticed her to the Everneath, has followed Nikki home, convinced that she is the key to claiming the throne of the Underworld. Cole wants to bring Nikki back to Everneath, but this time as his queen....