Updated

It sounds like the start of a “Law and Order: Special Victims Unit” episode set in Mexico.

Police in the small town of San Luis Potosi, located in the center of the country, said a local Zumba and karate teacher has confessed to allegedly raping and murdering four children and an adult woman over a three-year period.

Filiberto Hernandez, 43, was arrested on Saturday and confessed to the five murders between 2010 and 2013, the state attorney’s office in San Luis Potosi said.

With Hernandez’s confession, police found the remains of three of their victims: Adriana Martinez, a 32-year-old factory worker who disappeared in May, 9-year-old Dulce Jimena Reyes who disappeared in May and Adriana Martinez, 13, who whose body was found three years ago after she went missing on her way from school, the Colorado Newsday reported.

Officials are searching for the remains of the two other victims – Rosa Maria Sanchez, 16, missing since 2010 and 12-year-old Itzel Castillo, who disappeared in 2013 – in the fields close to where the others were found.

Between 2007 and 2012, the total number of murders in Mexico has more than doubled, rising 112 percent. Most victims were young men, but the number of women killed rose more than one and a half times, according to officials.

The Associated Press contributed to this report.

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