Haunting Melissa was released as an iPhone app, in 11 "chapters". It is a downloadable episodic series based around Melissa, who experiences some paranormal activity in the farmhouse that she shares with her father and the memories of her dead mother. The app comes with the first episode (or chapter) for free, but viewing the rest of the chapters comes at a cost.
There's a total of 11 chapters and sometimes there are some short videos in between. Each time you re-watch a chapter, certain details appear and disappear.