Bücher der Reihe Utgarda

After dreaming that her alter-dimensional sister Sobak was in danger, Anna Rykov is sent to Depression era Boston to find and kill the shape shifting alien who has captured her, and whose plans could bring about the extinction of all life on Earth. Anna is assisted by Cletus the hound and a homeless a World War I veteran with skeletons in his own closet. However, Anna's inquiries catch the attention of J. Edgar Hoover, whose motives in this case are unknown.

While Father Sean O'Malley is summoned to Rome to discuss the "Longborough Affair" with his superiors, Russian anthropologist Anna Rykov and Doctor Harold Lamb travel to New York City where they encounter merchants, mobsters and madmen in pursuit of the spirit medium who advised their mentor shortly before the start of the whole adventure. The Missing Medium is a pulp adventure set in the 1920s, and the second book in the Utgarda Series.

An Innocent Favor for a Dying Old Friend…Fifty years ago, a group of college friends dabbled in the occult and released a malign presence on the world. Now, on his deathbed, the last of the students, now a trustee of Reister University enlists the aid of three newcomers to banish the thing they summoned.Russian anthropologist Anna Rykov, doctor Harry Lamb, and Father Sean O'Malley are all indebted the ailing trustee for their positions. Together, they pursue the knowledge and resources needed to perform the ritual.Hampered by the old man's greedy son, the wizened director of the university library, and a private investigator with a troubled past, can they perform the ritual and banish the entity?

Having discovered the location of Brian Teplow, Russian anthropologist Anna Rykov, doctor Harry Lamb, and Father Sean O'Malley travel to a secluded asylum to collect him. But things are not so simple, and Anna must travel to the land of Teplow's imagination to rescue him, where she finds a different world from the one suggested in the Missing Medium's journals.