Need Help ! Movie Stream Site

I created a Movie stream site for 1 month. about 15TB movie and serie .But the biggest problem YES it about get traffic. I really do not know how to pull traffic. I see some site 80% traffic from search, I do not know much about seo.I only use facebook to pull traffic. But it does not work
Someone can give me ideas. Thank all

Social media is your goldmine. Take some time to learn SMM.