In 2020, Jonathan Cahn published a sequel to The Harbinger, titled The Harbinger II: The Return. The sequel follows Kaplan, Goren, and the prophet, again, as the prophet reveals further mysteries to Kaplan. As with the time gap in The Harbinger, after which the prophet asserts his claims regarding the financial crisis of 2007-08, The Harbinger II addresses events that occurred between the publishing of the two books. Also like The Harbinger, the sequel addresses the connections between ancient events and prophecies and modern occurrences, using seals as a means of delivering the prophet’s message. In the sequel, some of the harbingers or mysteries include the Gate, the Watchmen, and the Mystery Ship. The names of these mysteries are similar in nature to those in The Harbinger, indicating a direct continuation of the content and plot of the first novel into the second. Kaplan will again be reporting the prophet’s findings to Goren, framed as a narrative to communicate Cahn’s message of the need to return to God. The sequel makes logical sense, as The Harbinger ends with the implication that more evidence will appear to confirm the prophet’s prophecy. The multiple failsafe measures included in the first novel, such as the