Grace could not resist. If she pushed Luis away, she would have betrayed what she just said, which proved that everything she had said before was a lie, that she did not care for him, and they would break up. By now, she knew that it was impossible for her to remain faithful. She could avoid it once, but not twice. As long as she wanted to avenge Victoria, she had to cling to Luis, and she was doomed to lose her virginity to him...
At this point, Grace took Luis's hand, looked at him breathlessly, and coyly said, "Not here, okay? Let's go back..."
Luis is already burning up....