|aThe secrets of Winterhouse |cBen Guterson ; with illustrations by Chloe Bristol.
|aNew York |bChristy Ottaviano Books, Henry Holt and Company|cc2018.
|a371 p. |bill. |c22 cm.
|aBack at the Winterhouse hotel for another holiday season, Elizabeth and Freddy, who love puzzles, dig deeper into the mystery surrounding a hotel guest who left behind odd artifacts, including a magical book that evil Gracella Winters once attempted to use to gain destructive power over the entire Falls lineage.