Rh+

Rh+ (2005) is a thriller, crime directed by Jarosław Żamojda rated 3.9/10.

Things go horribly wrong for Ola and her friends when she tries to help journalist Agata find an interesting subject for an article. Placing a personal ad in the newspaper inadvertently invites the attention of a dangerous person who's now stalking them all, apparently in desperation to know their blood types.