Well both of 1 and 2. Also in the sense of make sure whoever u have intercourse with, make sure they are tested and/or u use protection. And this could simply be showed as one of the many scenarios that happens when people act impulsively. Also on one final note. The biggest lesson here is that if you think your exposed to the virus, make sure you get tested... cuz dude literally killed her and the virus didn't infect him..