Sullivan said that her son couldn’t escape the room because there were flames, but that he must have walked through them eventually.

A friend who has known Kimberly Sullivan for 21 years said she has never mentioned having a stepson, prosecutors revealed in court.

Kimberly Sullivan, 56, pleaded not guilty on Friday to charges after prosecutors allege she kept her stepson a prisoner in their home.

The disturbing photos — released Monday by the Waterbury Police Department — show several rooms in disarray, with walls charred black from the blaze.

A Waterbury, Connecticut police officer asked alleged child abuser Kimberly Sullivan if her stepson "has free rein" to leave his room in bodycam footage after her house fire.

Her lawyer insisted the allegations against Sullivan are “absolutely not true.”“He was not locked in a room. She did not restrain him in any way,” attorney Ioannis Kaloidis said, according to CNN. “She provided food.

Kimberly Sullivan is facing several charges in the case of her stepson, who was reportedly held captive in their home for 20 years.