Angela Frank's dream job in a Chicago tech startup turns into a nightmare when her boss disappears. Tina Johnson's security work brings her to the Windy City to protect a billionaire. From what, he won't say. When the billionaire's family secrets collide with Angela's, people start dying. Tina realizes that she is dealing with more than one kind of criminal, but can she stop them? Heavy Traffic is the second Tina Johnson Adventure.