Ryo Kishida and his wife, Yuka, were heading back to their hometown on a ferry. Unfortunately, a sudden tragedy strikes when the ferry gets into an accident, leaving them and their companions stranded on a deserted island. To survive, they must adapt to island life and plan their escape while ensuring the safety of the injured and the other passengers who can’t manage on their own.
Meanwhile, some shady passengers also find themselves stranded on the now male-dominated island. Taking advantage of the lawless situation, they try every trick in the book to get close to Yuka.
Can Yuka protect her family and find a way off the island?