The Ugly (The Ugly)

Donald "The Ugly" Dempsey is a perverted serial-killer and the titular antagonist of the short flash-game, The Ugly.

History
Donald is a escaped convict who infiltrates the house of the protagonist's parents and killed them, while The Ugly was hiding in the house, the protagonist appears and realises that her parents are gone, the protagonist turns on the sound and hides in the curtain and sees a strange man walking in the house, the protagonist goes to the bathroom and discovers her father's head inside the toiled and pulls up the key inside of his mouth. The protagonist then opens a locked door with the key, the door reveals the protagonist's mother almost dead, he tells the protagonist that she was raped by The Ugly and later, The Ugly appears in the room and tries to kill the mom and the protagonist, however, the mom kills The Ugly with a handgun.

Trivia

 * If the protagonist do a wrong action, The Ugly will kill or even rape the protagonist.
 * His background is revealed if the protagonist sees a newspaper in the kitchen, however, it only says that he escaped from the jail.
 * The Ugly has no voice in the entire game.