Complex sentence: The video, shot in black and white, intermittently presents a narrative wherein a character played by Ne-Yo argues with his girlfriend and after leaving, in an attempt to save a child from a car accident, is fatally hit.
Split into simpler sentences: The video, shot in black and white, intermittently presents a narrative wherein a character played by Ne-Yo argues with his girlfriend. After leaving, in an attempt to save a child from a car accident, someone is fatally hit.