 Octavian sends an emissary to Mark Antony, with a secret message to Lucius Vorenus, offering him amnesty if he will betray Antony and open the palace gates in an attempt to avoid a direct assault on the palace which might lead to a popular uprising.It is made clear that Titus Pullo is aware that Caesarion is his son and that Vorenus also knows this.Mark Antony refuses Octavian's offer of unconditional surrender and challenges Octavian to single combat.