After a disastrous incident at sea, the hero awakens to find himself on a seemingly uninhabited island. After meeting a 17 year-old girl who has also drifted ashore, the two must work together to survive. While planning their escape, they learn survival skills such as hunting, searching for food and building tools while uncovering the island's many mysteries. After clearing the game as the hero, embark on a new adventure playing as the heroine and gain a completely different gameplay experience.