Tom says he feels like he and his wife, Karen, are “under siege” in their own home. At night, the retired military officer claims he barricades Karen and their 9-year-old daughter behind locked doors while he stands vigil against their 15-year-old, Madison.

What’s driving Madison to “act out” as her parents claim she’s doing? Part one of this two-part Dr.Phil airs Wednesday.

Find out where to watch here.

TELL DR. PHIL YOUR STORY: Is your family a stressed mess?

‘You Have To Save Her From Herself,’ Says Dr. Phil To Parents Of Teenager In Trouble