When Nolbu finds out about it, he finds a swallow and breaks its leg to nurse it back to overall health, expecting the fowl to reward him as it did Heungbu. Working-Class Heronote or peasant hero, to be particular Heungbu, who was pressured to dwell in a small hovel with his household by his rich, but evil brother Nolbu, discovers an hurt swallow and nurses it back again to wellness.