In a rural village at night, a frantic sibling races to stop Lena from selling their sister. They tell Grandma to alert the village head and broadcast a warning to block Lena. Villagers hesitate, afraid of trouble, while others jeer that Lena, widowed and loving another, would sell children for a lover. Voices rise: "Let go of my sister!" "Selling children is illegal!" Amid the chaos a child develops a high fever; the doctor fears encephalitis and potential brain damage if treatment is delayed. Can the protagonist stop Lena and save the child in time?