Melos

Melos is a naiumlve young shepherd with a sense of equity. The land in which he lives is ruled by Dionys a tyrant king who because of his distrust of people has killed many even his own family members. When Melos hears about the King039s deeds one day he becomes enraged. He decides to assassinate the King and so he sneaks into the castle with a knife but is caught and arrested. Melos pleads with the King to postpone his execution and give him three days so that he can attend his younger sister039s wedding. The King agrees but on one condition: that Melos039 friend Selinuntius is left as a hostage and if Melos does not return in three days he will be executed in Melos039 stead. Source: Wikipedia