A younger sister excitedly shares the story of her new relationship with her older sibling. Although secretly disapproving, the older sister pretends to support her. She orders drinks from Putri, their unsuspecting neighbor who runs a small beverage stall. Unknown to anyone, the sister has poisoned the drink herself, leading to her sibling’s death. To conceal her crime, she frames Putri, accusing the innocent neighbor of lacing the drink with poison