Flower in the dark

As your hands tremble and eyes water. There is really one only thing you can do; pray they don't kill you. As you and your sister stumble across an underground train hijack held by an evil cooperation, you are held as hostages with many other civilians, until 3 unknown people join in. A couple months go by and 3 new boys arrive at your school. Who are they and why does one of them look familiar? As two dangerous worlds collide you get stuck in the middle. Will your survive and what will you find out.