After the NCIS team uncovers a link between an international drug ring and the New Orleans Police Department, Lasalle must investigate his former partner in the Vice unit. Also, Pride worries about Rita's safety as she looks into a connection between the Mayor and illegal activity in Clearwater.

After the Belle Chase Navy Chaplain and pastor at Clearwater Baptist is murdered, Pride believes he found a connection between Mayor Hamilton and the illegal activity taking place in the city of Clearwater. Also, Percy continues to face repercussions of her choices on a previous case.