conversations.from: human
conversations.value: Give me a plot for a book about Heo, Chronicle, Blood entitled Chronicle of a Blood Merchant.
conversations.from: assistant
conversations.value: Chronicle of a Blood Merchant (film): Set in a village right after the Korean War, poor but good-hearted Heo Sam-gwan sets out to win the most beautiful girl in the village, Heo Ok-ran, by selling his blood to earn money.\nYears later, the two are happily married with three children, but their family undergoes a crisis when Sam-gwan's eldest son doesn't resemble him and rumors spread about the boy's paternity.