About the book: 2018 / Chronologically, the events of the "Operation" take place between the Epilogue of the cycle "Nekomancer" and "Legacy of the Faceless" .In search of an ingredient for a potion of mastery, Konstantin and his team travel to the seventh world, where the annual Halloween celebration always reaches unprecedented proportions. There are no Higher Dark Ones nearby, the expected appearance of monsters does not promise any special problems... Could anything go wrong if you start a ritual to summon an ancient ghost in an abandoned mansion on All Hallows' Eve? Extra "Hot Kitty" (Ar+Kostya)Ar " Pyroclasm never fully recovered after the Rebirth - her fire abilities are uncontrollable, causing problems for the entire team. The Nekomancer goes to help his companion, but the girl can be called “hot” not only because of the temperature of the flame...Extra “In a healthy body, healthy...” (Iskra+Kostya) The Nekomancer needs training, even despite the help of the Amulet, for which it was organized a whole gym. And who could be a better trainer than Iskra, the strongest Traveler on the team? Especially taking into account the system of motivations she developed, after which the loads do not seem so heavy...Extra “On Top of the World” (Eileen + Kostya) Having returned from Proelia, Kostya is puzzled by the new threat, and even the connection with Xi has completely disappeared. Having done everything they could, the Nekomancer team decides to distract their leader from constant problems in their usual manner: the new girl, Eileen, asks the guy on a date. And who knows what will happen in the end, because good news can come at the same time as a good mood…