In reading order
And Then She Was Gone
Christopher Greyson
Girl Jacked
Christopher Greyson
Jack Knifed
Christopher Greyson
Jacks Are Wild
Christopher Greyson
Jack and the Giant Killer: Detective Jack Stratton Mystery Thriller Series
Christopher Greyson
Detective Jack Stratton Mystery Thriller Series
Christopher Greyson
Jack of Hearts
Christopher Greyson
Jack Frost
Christopher Greyson
Jack of Diamonds
Christopher Greyson
Captain Jack
Christopher Greyson