The long lost Toretto

What if Dom had another sister? What if Dom and Mia were only half siblings? Meet Hayden Toretto she Dom's twin sister. They haven't seen each other since they were 3 years old which is when their parents divorced. Their dad got Dom and their got Hayden. While Dom stayed in LA. Hayden grew up in London, England. While Dom became a criminal. Hayden joined the British Army and became a ghost. The only thing that they had in common is their love for fast cars. What happens when Dom shows up to take Hayden's brother-in-law Owen Shaw down. Owen calls Hayden in for backup.