A Maine woman was arrested for domestic violence while wearing a 'Stop Domestic Violence' t-shirt.

Emily Wilson, 38, allegedly fired a gun into a mattress during an argument with her husband, the Bangor Daily News reported.

Prosecutors said Wilson and her husband got into an argument April 18 in the bedroom of their Sangerville home.

Angry that her husband was allegedly having an affair, Wilson produced a .45 caliber handgun, waved it around, and fired a shot into a mattress, the Daily News reported.

Emily Wilson, 38, was arrested for allegedly firing a gun into a mattress during a fight with her husband

The husband called the Piscataquis County sheriff's office, and the case was later picked up by Maine state police for investigation.

Investigators seized the woman's gun and a shell casing recovered under the bed as evidence, the Daily News reported.

Wilson was charged with domestic violence reckless conduct with a dangerous weapon and domestic violence assault, a criminal complaint shows.

She walked out of jail on $200 cash bail, the Daily News reported.

Wilson is a high school teacher who also coaches tennis and field hockey, according to the Daily News.

If convicted on the weapons charge, she faces up to five years in prison and a $5,000 fine. If convicted on the assault charge, she faces up to one year behind bars and a $2,000 fine.