Tonight The World Dies {Synyster Gates Fanfic}

Synyster Gates is a mysterious Nightwatcher. It's his, and his partner, Zacky Vengeance's, job to help people in need. Especially, one night two girls are trapped in their house with a killer.It's nothing Syn or Zacky have ever dealt with before. They've never had to deal with a killer. More importantly they've never had their lives but also someone else's lives on the line. What happens when there is a 'greater' power out there and the boys are out to find it? How will their lives be affected by this? How will they be able to live on? What about the girls?