Olivia tossed around the bed, her eyes fluttering as she couldn't get a glimpse of sleep. At one point, she sat up, her eyes darting around the entire room, as she grabbed the phone.

Just as she was about to unlock it, a message popped into her phone, it was from an unknown number. She proceeded to read the message.

Unknown number:

Where are you in city M?

She swallowed, her heart pounding fast and hard in her chest, she read the message again, a knowing feeling ...