Dipper along with his wife Wendy, his sister Mabel, his friend Pacifica and Grunkle STan go on a cruise ship to New Zealand. However, the ship gets caught on fire, which leads them to abandoned their ship. They get stranded on the ocean until they see an island, which they end up having to show their survival skills in order to survive.
Will they get rescued from the island?
Disclaimer! Wendy and Dipper are in their 20s as well as Mabel and Pacifica for those who are wondering.