Season three of Haven picks up immediately following the events of the gripping season two finale with Audrey having been brutally kidnapped; Nathan warned against pursuing a romantic relationship with Audrey; and Duke seemingly engaged in a fight to the death with Nathan after he discovers his family lineage is to kill Haven citizens with troubles. So, if you want to be involved in thins game just watch Haven Season 3 Episode 4 online which will air on October 12.
On the last week episode of Haven, after getting the police call, Audrey meets Nathan at the jogging path and he offers her coffee. He brings her up to speed and they go over to talk to the coroner, Dr. Lucassi. Lucassi informs them that the lungs were neatly severed and removed from the body. However, there is no incision on the body and Lucassi suggests that he may have expelled his lungs through his mouth. As Nathan and Audrey leave to expand the parameter, a man takes photos of the crime scene, focusing on the lungs.
And now if you will watch Haven Season 3 Episode 4: Over My Head, Haven is plagued by a mysterious series of drowning deaths in the nearby ocean.