It is about two brothers and sisters who grew together in the house of a retired army official and the two brothers were recruited in army. one called cha ji won and the other san je. Their father was called mr. Cha hun and was a retired comrade in the korean army.. But among these brothers, one was just adopted in the family and he was younger than the other.. His name was san je. And literally mr. Cha hun had his biological two children that is to say cha ji won and lina. The other girl's name was mali and he was also adopted /but not together with san je.. Suprisingly, cha ji won loved mali and san je felt jealouse for him.. TBC.............