The film 19 Puasa: Playboys Of Plestik Hitam tells the story of Dak Ngas and his friends who do not fast during the month of Ramadan. Dak Ngas works as a food delivery service in Kampung Beko as a trick to easily buy food for his friends from certain shops. They hide their activities from their respective family members. The head of Kampung Beko recently announced an anti-fasting campaign because of the evidence found by the Corpse Van Gang led by YB Cip. They started blocking roads including alleys in the village to monitor 'yak yak yeay' activities.
In order to pay the debt, Effa is willing to pretend to be an ustazah and lie about her background. However, because he was busy being chased by loan shark, he decided to escape to Kampung Ramadan and met Imam Asyraf, an influencer who went viral because of his melodious voice when reciting. Imam Asyraf has been appointed by Tok Jamlus to be an imam throughout this Ramadan tarawikh. Effa's presence in the village made Asyraf start to suspect something.
This story is about a fisherman named Cik Gerhana, who is also a younger brother of Cik Purnama who falls in love with a girl he met in a festival ceremonial in Kampong Pisang. At the same time, a mystery lingers around Kampong Pisang on the appearance of Hantu Kum Kum that targeting a newborn baby. The situation gets even more complicated when a spirit of a former Mak Yong performer by the name Cik Mek died young and is seeking to avenge her death in Kampong Pisang.