Constantius Chlorus was a humane and gentle man, fierce enough in fight, but seeking never to needlessly wound an enemy or lose a friend.
"And what are thy terms, fair envoy of Britain?" he demanded.
"These, O Prefect," replied Helena, "If but thou wilt remove thy cohorts to Londinium, I pledge my father's faith and mine, that he will, within five days, deliver to thee as hostage for his fealty, myself and twenty children of his councillors and captains. And further, I, Helena the princess, will bind myself to deliver up to thee, with the hostages, the chief rebel in this revolt, and the one to whose counselling this strife with Rome is due."
Both the matter and the manner of the offered terms still further pleased the prefect, and he said: "Be it so, Princess." Then summoning his lieutenant, he said: "Conduct the envoy of Coel of Britain with all courtesy to the gates of the the city," and with a herald's escort the girl returned to her father.
Again the old king rebelled at the terms his daughter had made.
"I know the ways of Rome," he said. "I know what their mercy meaneth. Thou shalt never go as hostage for my faith, O daughter, nor carry out this hazardous plan."