Angelic smile of a broken angel

A cruel crown prince who method of war and life is cruel and ruthless from his innocent girly like face small body type long flowing jet black hair you could easily be fooled by this angelic demon as did another crown prince from a neighbor kingdom who took one look at this angelic demon and fall in love willing to loose everything he loved and work for to get this crown prince heart will this big heart kind crown prince be able to get the cruel crown prince to love him back or will he just meet a cruel faith