** spoiler alert ** 
 I seriously HATE ambiguous endings. Though it might not be ambiguous. But it might be. We don't really know. Which is the sedition of ambiguous I guess. Ugh. I HATE not knowing. 
 But for the record... I totally think she did it. 
 And while it's a little much to say that Simone deserved to die, she certainly wasn't an innocent party in all this. 
 And Nico.... ugh.