Once again, the Harbingers team meets at Andi’s grandparents’ home for some much-needed rest and relaxation. But the professor seems preoccupied with more than the academic speech he has to deliver, and when some mysterious black-eyed children visit the woman next door, Andi and her friends are caught up in a situation unlike any they have experienced thus far.
Disclosure of Material Connection: Some of the links in the page above are "affiliate links." This means if you click on the link and purchase the item, I will receive an affiliate commission. I am disclosing this in accordance with the Federal Trade Commission's 16 CFR, Part 255: "Guides Concerning the Use of Endorsements and Testimonials in Advertising."