After learning that Marissa Fittis, the founder of London’s largest ghost-fighting agency, actually didn’t die many years ago, we decided to sneak into her tomb and open the coffin. Indeed, instead of a corpse, there was a wax doll inside. But then who runs the agency? And how did Marissa manage to live so long and look so young? But it seems we won’t get the answers to these questions, because we started receiving threats—then the Fittis agency even sent thugs to our house. To escape certain death, I and my friends need to cross over to the Other Side, the world of ghosts. We’re taking a very dangerous risk, but what if we manage to solve Marissa’s mystery after all? After all, her agency has been conducting experiments on the Other Side for many years. We just didn’t expect what terrifying truth would be revealed to us. It seems we’re closing in on the answer to the Problem—and soon we’ll know why ghosts have overrun England…