Investigators are trying to figure out exactly what happened.
Authorities say others in the apartment tried to rush her to the hospital but crashed their car.
A good Samaritan took them the rest of the way, but the woman died at the hospital.
Investigators don't know yet whether the shooting was accidental or intentional.
Pct 7 units responded to an apartment unit at 3525 S Sam Houston Pkwy E, by Scott. Initial info: a female was possibly shot by a known male while they were playing with guns. The female was confirmed deceased at a hospital. HCSO Homicide & CSU Investigators are enroute. #HouNews pic.twitter.com/6dfBIjkVH1— Ed Gonzalez (@SheriffEd_HCSO) April 23, 2022
"What we do know is that there were approximately eight to ten people inside the apartment when it occurred. So we need to talk to those people. Then we need to get inside the apartment and do a thorough processing of that," authorities said
Investigators say the victim was 18 years old, and everyone else in the apartment was a young adult.
Zakorion Batiste, 17, was arrested and charged with manslaughter.