When a woman named Mas Ettan mistakes another woman for his old lover, he demands her help to remove a mysterious mark on his arm. The woman’s father advises her to maintain the deception and gives her a poison derived from the Seven-leaf Poison Flower to control Mas Ettan. She takes the poison disguised in snacks to his company, where a child senses danger and worries about the woman’s intentions. Mas Ettan insists she becomes his fiancée before he will remove the mark, escalating the pressure on her to comply while the threat of the poison looms over the situation.