Running hot. Deep inside Mexican cartel country, dirty bomb is making its way North across the US border, the location and eventual destination remain uncertain, but mack bolan is closing in on the radioactive Caravan with luck and some dubious Associates on his only allies. Bolens orders are to find and take out the immediate threat, but he seemed discovers that his mission doesn't end there, it's just the beginning of a bigger, Grimmer picture that involves in international new age cold.