Soul mate

This book is about people in this universe where people have a timer on there wrist that counts down to the day you meet your soul mate. People will do any thing in there power to keep their fate from changing when the timer is stopping, but sometimes, there's nothing you can do. If someone's soulmate does before the meet them they become a guardian angel for the other person. Here we focus on the life of a group of girls and follow their lives, and watch their timers tick.