The next day at the hoverbus in the naked universe. Wendy, Mabel, Candy and Pacfica are taking a trip to the paradise beach. The has reach it's stop and the girls got off they see a huge artificial lake with mile of beach. They see people enjoying as people should take a trip to the beach but in the nude. Then Mabel said "well except everyone buck naked this is a perfectly normal beach". Then Wendy said "they have nude beaches in our world too" then Mabel said "really" then Wendy said " yeah me and Tambry went to a nude beach in our last spring break. And we pretended to be college students and a couple of college guys flirted with us" then Pacifca said " well it looks good enough for my taste and it is a perfect chance to get an all over tan"
then Mabel and Candy were playing in the water and while Pacifca and Wendy were sun-bathing. Everything seems like a perfect day but then the others beach goers seem very excited. Then Pacifca said " what the heck is going on". Then a naked water spirit appear from the lake. "then Mabel said "she pretty, what is she a mermaid". Then Candy Said " no she a Undine" then Mabel stare at Candy on how she knew this. Then Candy said " I was the regional champ on Dungeons, dungeons and more Dungeons.
Then the Undine release a huge wave of white energy and for some reason everyone including the girls started to feel intense pleasure. Their bodies feeling hotter and hotter, their legs feeling numb and they started to came uncontrollably non stop. This goes on for 2 hours until everyone collapse from the pleasure. After recovering Wendy with enough strength to walk ask a woman. "hey what the deal with the mass orgasm. " then the woman said "the Undine comes once every few days making use feel good and make us no longer remember about our daily stress. Then Wendy said to the others "well we're going on a monster hunt". Then Pacifica said "no thanks lets just go home". Then Mabel said "we'll do if Dipper was here" .
Later that night Wendy and the others search around the beach and Mabel said as she pointed to a clue "look a cave" then Wendy said "Jackpot now let's get in" then the girls head to the depths of the cave until they see the Undine in a watery cocoon.. then Pacfica said " Great now can we go". Then the Undine woke up and emerge from her cocoon. Then Wendy said to Mabel " Quick Mabel use your grappling hook" then Mabel said "Wendy we're all naked I don't have pockets on my legs".
Then the undine use a wave of energy to make the girls lose in their sexual heat. The girls feeling hotter and hotter until they came. then the undine use her powers again to make the girls came some more. Then Wendy said "don't we have some weapon to beat that monster.". Then Mabel said "no... but wait" Mabel remember the holo-pad. Then she use it to make a sonic wave to hurt the undine. The Undine had too much and teleported the girls back to the shack. Then Candy said " well that was a fine day".
Then Dipper went to the girls " hey you guys are you all right". Then Mabel said. " yeah except a water spirit made us have a lot of orgasms. Then the Anti-Mabel hid behind Dipper and snicker. Then Wendy said. " wait you knew". Then the Anti-Mabel said "now not a good time we have a problem.
Later at the shack. Dipper and the Anti-Mabel told the others the problem. Then Dipper said " you see we have the parts to make a dimensional portal except one". Then the Anti-Mabel said. "a crystal with an energy source of a thousand supernovas. Call Mineral X. then Pacifica said "so how do we get the stupid gem". Then the anti-Mabel said. "the only known place with mineral X in this dimension is the gravity falls cave. Then Dipper said so let's get going
