Essay On The “Tragedy Of Julius Caeser” Cassius and Brutus plan to kill Caesar so he will not become king. Caesar had just defeated Pompey. A soothsayer tried to warn Caesar about the Ides of March. Caesar takes it lightly though. On early morning of March 15 Brutus is unable to sleep because his conscience is bothering him about Caesar becoming king if he does not kill him. Calpurnia tries to not get Caesar to go to the senate house because of the dream she had. He decides to go anyway. The conspirators assassinated Caesar before he got to the senate house. The murder of Caesar scares the people.