A story about the family of victims of the Lapindo mudflow, Sidoarjo. Delta Santoso's entire life was immortalized to see his mother, Sriyani, whatever the situations and conflicts in life she faced. The disaster that hit Sriyani was not only the Lapindo mudflow, but also the husband who took himself to another woman without giving status. As a result, Sriyani has to fulfill her daily needs and pay for the schooling of her two children, Delta and Iqbal. He works as a washing iron worker while selling lontong kupang, which he sells himself on his parents' bicycle.