292 pages ; 22 cm
Ages 12+. G. P. Putnam's Sons.
Grades 7-9. G. P. Putnam's Sons.
"Iris and Vivi work to uncover their dark, dangerous, and possibly magical past when their older sister Grey goes missing"-- Provided by publisher.
Online version: Sutherland, Krystal. House of hollow. New York : G. P. Putnam's Sons,  9780593110355 (DLC) 2020048503