Once Upon a Time In Indonesia

A national certificated rain shaman, Parmin, has a client, Jaka who needs help for dealing with rain. Jaka will held an intimate wedding party but worrying about rain. Because of financial problem, Parmin cannot reject Jaka’s request for having less job and income due to pandemic. However, his three ghosts strike because the job level is unsuitable with their contract. Parmin must persuade his three ghosts for stay with the job. How does Parmin persuade the ghosts? How does Parmin do his job as rain shaman?