Ayu Sutrisna, a novelist, is suffering from a specific phobia that makes her hands shake and cold sweat to break out. Her boyfriend, Anton, suggests a more laid-back atmosphere. So she takes a retreat in an old house owned by Anton’s father. Then two guards of the house die in a horrible way when they try to rape her, seemingly killed by demons. Finally, Anton’s father admits that in the past, his wife gave birth to a baby one Friday night, and was killed.

After burying his brother, Jampang renews his fight against oppression. He starts to defend people who are forced to sell their land, by tackling Kisima, the extortionist. Kisima, who wants money to open a gambling house is furious at Jaka’s intervention. So Kisima brings in another champion, Kosim and his teacher, Komeng. Jampang defeats all of them including Kisima, who is thrown into a river full of crocodiles.