That wouldn't look suspicious, would it? A girl walking her man down to the car with a suitcase, seeing him off? "Yeah," Tragos agreed. "You can do that." Maybe they should pack up a few other bags, so it didn't look as suss.
Tragos pulled back enough to look at her. "I'll dump his body and destroy your case," he said. "Chuck him into the deepest hole. 'Sink him deep' Ares said. No evidence." He was still struggling with the idea that Apollo would just... spring back to life, but he had a job to do. He kept clinging to that; he had a job to do. Get rid of his body first. Understand later.