The Courier (No. 85)

Red finds out that The Courier - a middle man that no one crosses - is delivering a package worth millions of dollars to an Iranian spy. Only the Courier is a ghost no one including Red, knows what he looks like. While racing to stop the mysterious criminal transaction, Liz , inadvertently finds herself thrust into a dangerous kidnapping plot. Meanwhile, Ressler must finally accept that Liz is a valuable asset to the team.