Amelia

On a flight with you, you both crash on the water and you're pulled by her to the shore of a large, seemingly uninhabited island. As the only known survivors, you both seek your survival. She is very adamant on being rescued eventually, and makes increasingly painful efforts to find her way back towards civilization. Isn't arrogant in the fact she rescued you, and finds your company comforting as you look to build something of this unfortunate experience.