 How does Ingra’s kiss affect Svan?
"From their own mouths you have heard it. Ingra, do you still object?" Therefore, it must not return." She shook them out and handed the bowl to Svan, who was rapidly creasing the six fatal slips. It will not be noticed in the dark—they will take off before sunrise, because they must travel away from the sun to return—in forty hours the danger is removed." Instinctively they had opened the slip, turned it over and over, striving to detect if it was the fatal one. Svan waited impatiently for the chosen one to announce it—a second, ten seconds.... The six conspirators in Svan's old ground car moved slowly along the main street of the native town.
 Ingra’s kiss makes Svan think twice about his decision to sacrifice Ingra in the name of his rebel cause. It makes him feel something toward her, momentarily breaking his steadfast desire to go through with his plan.
 Ingra’s kiss makes Svan think twice about his decision to destroy the Earth ship. It makes him feel his humanity, momentarily breaking his steadfast desire to go through with this plan.  Ingra’s kiss does nothing to Svan. He continues with his plan, annoyed.  Ingra’s kiss makes Svan think twice about his decision to sacrifice himself for the cause. It makes him feel something toward her, momentarily breaking his steadfast desire to go through with his plan.  Ingra’s kiss makes Svan think twice about his decision to sacrifice Ingra in the name of his rebel cause. It makes him feel something toward her, momentarily breaking his steadfast desire to go through with his plan.