Gina D.B. Clemen Mystery & horror An abandoned mansion, a ghostly face at the window and mysterious happenings at one of the city's favorite landmarks is the start of a thrilling adventure for Jim Reilly and his teenage friends.Set in cosmopolitan San Francisco, California, this is a mystery story full of suspense with an unexpected twist, brilliantly solved by three young detectives. Dossier: A Guide to San Francisco Natural Resources and Pollution Exit test Series: Green Apple | Level: Step 1 | Exam: ket trinity