Half Brother (2018)

Sandra, 16 years old, is looking for her mother who's been missing for days. As time goes by, difficulties pile up and she has to seek her half-brother Jorge, they've had little contact. Jorge lives and works with his father installing surveillance systems. At the point Sandra finds him, he's being threatened not to leak a video he made on his phone of a homophobic attack on a male friend to whom he's secretly attracted to.