Published: Dec 11, 2013 6:06 PM EST

LEE COUNTY, Fla.- A teacher at Pelican Elementary School has resigned.

Yesterday, a mother accused the teacher of carrying on an inappropriate relationship with an 18-year-old Oasis High School student. According to the school district, that teacher was on paid administrative leave as of yesterday, but the district could not confirm why.

Tonight, we've learned that teacher has resigned.