I want to leave Brazil soon

I live in Brazil with my parents, but since my sister proposed that I go live with her, I get very anxious every day, but I'm only going to finish school here in Brazil in October.Then in November when she comes to Brazil I'll go abroad with her, I want to go see my boyfriend again, it's been more than 2 months since we saw each other The last time I saw him was in February when I went there