Korean Drama '' Blood Free '' is a sci-fi, mystery, action drama.

The drama gives a lot of food for thought. It deals with a lot of philosophical and not issues and problems and it does a good job of combining them into the story.

The characters were also pretty intriguing and the performances from every actor and actress in the cast were enjoyable and well handled.

The action scenes were, in addition, entertaining and nicely choreographed.

On the other hand, the drama had a rocky pace and didn't allow things to develop smoothly and, therefore, the political intrigued suffered from it.

So, overall, six out of ten.