The Boy in the Walls: The Gustafson Family Tragedy

What starts as a series of strange, ghost-like pranks against a local family escalates into one of Massachusetts' most shocking crimes. We examine the 1987 murders of Priscilla, Abigail, and William Gustafson, and the terrifying intruder who lived hidden inside their home for months.

Sources: 

1) https://law.justia.com/cases/massachusetts/supreme-court/volumes/416/416mass433.html
2) https://allthatsinteresting.com/daniel-laplante
3) https://en.wikipedia.org/wiki/Daniel_LaPlante
4) https://www.joeturnerbooks.com/post/daniel-laplante
5) https://www.findagrave.com/memorial/235146232/priscilla_jeanne-gustafson
6) https://www.findagrave.com/memorial/235146166/william_andrew-gustafson
7) https://www.findagrave.com/memorial/235146108/abigail_morgan-gustafson
8) https://www.latimes.com/archives/la-xpm-1990-05-20-mn-297-story.html