A promising new thriller will be shopped to buyers at the upcoming Berlin Film Festival. Heat Vision reports that Chris Pine is attached to star in the “gritty thriller” Line, which Pineapple Express helmer David Gordon Green will direct. Penned by The Walking Dead scribe Sang Kyu Kim, Pine is set to star as a patrol agent on a downward spiral following the loss of his wife and young son. When he unexpectedly finds himself the caretaker of a ten-year-old orphan after a shootout with a criminal cartel, he must go on the run and protect the boy while dealing with enemies on both sides of the law and border. Hit the jump for more.