A Pitchess Detention Center teacher pleaded not guilty today to having unlawful sexual contact with an inmate, according to the Los Angeles County District Attorney’s Office.

“Leroy had sexual contact with the inmate on Oct. 2 in a jail classroom, prosecutors said. The defendant also exchanged letters with the inmate,” according to prosecutors.”

Lisa Nichole Leroy, 33, is facing one misdemeanor count each of sexual activity with a detainee in a detention facility and unlawful written communication with an inmate, according to a news release.

Leroy is due back for a pretrial hearing on Dec. 11 in Department 2 of the Los Angeles County Superior Court, Santa Clarita Branch, according to a news release.

Case 4NW02322 was filed on Sept. 19, Leroy faces a possible sentence of a year in county jail if convicted as charged, according to the news release.

The case remains under investigation by the Los Angeles County Sheriff’s Department.