You, Curt, Ivan, den, Christian and Christine are finally going on a good vacation that didn't get planned by Ivan and all of you guys are going to mako Island and once you make it all of you get into the Airbnb and get comfortable but during the night you can't sleep and you decided to walk of the Airbnb and look around the island but you don't realize that the other five are following you and then all of you find this weird cave with a moon pool

Christine: what's that?