Michael and Jesse go on an extraction mission on a Caribbean island but end up trapped there by mercenaries. Meanwhile, Fiona tries to get information out of an ex by…

When McGarrett is kidnapped by Wo Fat, he experiences what would have happened to the team if they had taken a very different path, on the 100th episode.

The BAU team investigates the mystery behind a trail of murders that all seem to align with the tour schedule of a rock star.