PFLUGERVILLE, Texas - A former teacher has been arrested after police said he had an improper relationship with a Pflugerville ISD student.

The backstory: Pflugerville police said on Oct. 20, with the help of the San Marcos Police Department, investigators arrested 21-year-old Angel Dominguez in San Marcos.

Dominguez is accused of having an improper relationship with a student at Hendrickson High School.