4 siblings come to the house where their deceased father lived alone. These 4 are the descendants of the last remaining Ghwa clan. But the heir Kyung Su announce that he never marry, so their family name ‘Ghwa’ is in danger of extinction. Kyung Sil, who insists on inheriting the generation, is arguing with her younger siblings for half a day, and Kyung Hwa suddenly asks for father’s inheritance.