Macbeth. He needs not our mistrust since he delivers our offices and what we have to do to the direction just.
Hark! I hear horses.
Stand to 't.
A light, a light!
'Tis he.
O, treachery! Fly good Fleance, fly,fly fly! Thou mayst revenge. O slave.
The muderers meet up to kill Banquo. They agree to do a a precise job because Macbeth is the one giving them work to do and they need to keep his trust.
They notice Banquo coming closer because if the torches appearing. They start get in position to kill him and his son Fleance.
They kill Banquo but he calls for his son to hurry and escape so he can take revenge. Fleance does end up escaping.