Rob - 'Slave'
Rob was abandoned by his parents when he was a child. He works as a prostitute even though he wants to quit but does not have the confidence to survive without selling his body because it's the only work he knows. He sees people with money as a way of his survival.
Sammy - 'Ghost'
Sammy is a young man suffering from mental illness. He wants to live like a normal person, but the people around him make him feel like he's a sick person who should live a confined life.
Cocoa - 'Ghost'
Cocoa is Sammy's childhood friend. He sympathizes with Sammy's condition and spends time with him. Cocoa soon gets tired of Sammy's obsessive nature.
Helena - 'Ghost'
Helena is Cocoa's wife. She is a source of competition for Sammy because Helena is the one who spends most of the time with Cocoa, and Sammy's obsessive nature can't handle this.
