"People of the Abyss" is an impressive report-testimony written by Jack London after a two-month stay in the poor and terrible London of the beginning of the 20th century. In this book, the author reveals the ruthless reality of the lives of the poor, the homeless, prostitutes and workers who are forced to live in conditions of terrible poverty and social inequality. London describes the terrible living conditions, hunger, disease and hopelessness of these people living in the absolute abyss. The unflinching mastery of Jack London's writing makes this book a very powerful and important testament to the dark side of human existence.