Call of Cthulhu RPG - Investigator HandbookWe live on a placid island of ignorance in the midst of black seas of infinity, and it was not meant that we should voyage far." H. P. Lovecraft Will you stand against the horrors of the night? Whether learned professor, nosy journalist, or hard hitting detective, investigators need all the help they can get. Let this book be your guide. The Investigator Handbook is an essential player's aid for the Call of Cthulhu 7th edition roleplaying game.