In her past life, she advised her sister-in-law against drinking raw pig's blood, was hated, died, and her son murdered. Reborn, she returns to that day. She tells her sister-in-law, 'Go on, drink it. It guarantees a son.' Her sister-in-law, obsessed with sons. Her greedy mother and brother. This time, she sheds kindness, watching her sister-in-law get infected with parasites. She protects her husband and child, rejecting demands, retaliating. She will make them pay.