O Senhor da Chuva

Blurb

O Senhor da Chuva, is a horror novel by Brazilian author Andre Vianco, published in 2001 by Editora Novo Século.
The book has no continuation, but Samuel and Gregory appears in the series O Turno da Noite, in English, "The Night Shift". Dimitri is in the book, but appears, in fact, only in the book Sétimo, in English, "Seventh".