daesung is a big business man in weapons . he has only one son called seungri , he is so smart and cute lovely boy , he want to finish his study to become a business man like his father , but not in weapons . but his father have some big problems with his enemy company, he sell weapons for someone called TOP . he has 2 boys , a twins called ( GD & jiyong ) . seungri's father don't want to pay for TOP 3 million dollar. so ..TOP will threat him by kidnaping his son seungri . what will happen when seungri met the twins ? how he will fall in love with 2 of them ? and what will happened when he find out that they are twins ? how GD will treat his and how JIYONG ? which one seungri choose ? or he will be confused with them ? which one treated his badly and which one treated him bad ? ( GD ) : crazy , angry guy who always get what he want . but he has a shy side of him he doesn't know about it . want to be like his father . and love his brother so much , any one dear to touch him he will kill him . he love playing with people heart . ( JIYONG ): a cute , shy guy . he love his left mom so much , he don't want to fall in love again and get hurt by someone and not easy for him to fall for someone. he want to live peacful with his brother . to protect him , want to learn how to hold defend himself . ( SEUNGRI ) : he is a good , serious guy and cute lovely boy . he can fall for anyone easly , he cry everyday to get rid of his broken heart . he hate his father and his new wife , no one slaped him or hurt him before in his life . (TAEYANG) : he is cool sweet guy . but he is easy to get angry . he is mr.top right hand do everything what he says. he care about his close one feelings and do anything to make them happy . want to find his lost love .