A student murdered his girlfriend during "rough sex" on Valentine's Day before taking photos of her bleeding body lying on a mattress.
Chico Fierro, 26, has been jailed for 25 years after admitting killing Karyna Rodriguez, who suffered severe internal injuries during sex.
The personal trainer told police in El Paso, Texas, that he and his girlfriend had spent the night drinking before having "rough sex" and falling asleep.
Fierro's ex-girlfriends told cops he liked to vigorously insert objects into his partners during sex, describing some of the same sex acts he is said to have engaged with with Rodriguez before she died.
Her body was found in a flat just after noon on February 15, 2015.
An autopsy found Rodriguez bled to death from severe internal injuries said to have taking place place during sex.
El Paso County medical examiner Dr. Juan Contín told 384th District Court that Rodriguez was probably still alive when she was fatally injured but was likely to have been unconscious based on the volume of blood loss.
Murder detectives found photos of Fierro's phone showing Rodriguez, a student at New Mexico State University, lying unconscious on a mattress with blood surrounding her body, the El Paso Times reported .
His lawyer Thomas D. Carter IV claimed Fierro and Rodriguez were "in love" and had engaged in consensual rough sex after going out drinking to celebrate Valentine's Day.
Fierro, a kinesiology student at the University of Texas at El Paso who also worked as a personal trainer, admitted murder last week.
A charge of aggravated assault with a weapon was dismissed.