We're entertained by viral videos depicting people behaving badly in public, but does anyone ever wonder what happens to the people in the video when the camera stops filming? In Cyber Bully, a secondary school student makes a very public mistake and becomes the target of a demeaning campaign by an internet community. However, the fellow student who exposed the video's star also becomes a victim of bullying in school himself. After watching this dark schoolyard drama, you may think twice before using your cell phone's camera function again.

When a human head is discovered, the paths of a female student, a cellist, an autistic teenager, a police officer, a prostitute, a teacher and a dog are found to be serendipitously entwined. Who caused the death? What is the motive? Where is the body? Attempts to answer these questions lead to keywords starting with the letter "G". As the case is peeled back layer by layer, the complexity and desperation of the people living in Hong Kong today are slowly uncovered, and a suspenseful multifarious Hong Kong story is revealed.