Grace Descanso is a young single mother working for CSI San Diego. It's a demanding job - Grace struggles to spend as much time as she would like with her 5-year-old daughter Katie. But when a routine crime scene turns into a bloodbath‚ Grace realises that someone is after her. Then Katie is snatched from their house‚ the place where they should both be safest. Katie is all she's got - and Grace hasn't got much time to work out why and where she's been taken. Welcome to 'The Timer Game'.