The Retriever — Lorraine Agnew

Bartlett is a Retriever from the realm of Mancera, a man who travels to different universes to find people and bring them home. When he is assigned the task of retrieving Thera, the daughter of the powerful Book Guardian, from the Earth realm, he assumes it will be an easy job. He soon realizes the girl has too many people who want to keep here on Earth. His easy assignment just got a lot tougher.