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  • Role Reversal
    3.8K 114 4

    What if the roles were switched from the start? What if the Queen never messed with the prophecy? (A 'Castle Swimmer' fanfic) Cover credits go to the original author, just modified a little by me. All credit goes to author, actually, because this story wouldn't be made without their amazing comic.

  • My ghost boyfriend
    1.2K 42 5

    Kappa. Kappa is a normal college boy. Despite wanting a boyfriend for the death of him and being obsessed with horror he was... normal... One day he finds blood on his mirror. He wonders where it came from, and the next day there's more. It forms a message this time. 'Hello kappa.' Siren. Siren died in 1956 when he w...

    Completed  
  • Castle swimmer satire oneshots
    8.6K 150 17

    I fuked ur mom Also smut warning

    Completed  
  • Connection2(BL)
    2.1K 43 7

    "I like you"-Siren (Book One) Siren and Kappa's story continues. Being chased around by his Mother's guards. They go into hiding. But after confessing his feelings for Kappa. How will this all turn out? (Read to find out) *Read "Connection(BL) to read the beginning*

  • Give Me Your Love /Kappiren\
    6.6K 134 5

    While Kappa has enrolled rolled to a school, He figures out that Siren is destine to be his boyfriend. And he's right.

  • Kappa X Siren
    7.8K 138 7

    I love this comic and had to make a story, and don't mind the millions of writing errors ; ) I have read all of season 1 SO DONT NAG ON ME IF I CHANGE SOME THINGS, my book my rules bitch. So ya I'm gonna change a few things, so as long as y'all don't mind reading the weird scenarios I think of, I think this story will...

  • stay...
    6.6K 123 8

    this is what would have happened if kappa stayed with siren in the castle,as in the queen's never took him,also,susca is still queen,for a while

  • Siren and Kappa
    7K 74 9

    He was here. He was my captive. My people wanted him dead. And as prince of the shark mermaids, it was my job to kill the threat The enemy. But...I couldn't. He was perfect! How could I kill that?! It was like a puppy lover being forced to kill a puppy. Hard right? Nearly impossible. But, I had to. But, what if, I he...

    Completed  
  • Siren x Kappa(Highschool)
    2.7K 63 7

    As the title said, their in highschool, no lemons but some limes, like in my other Siren x Kappa story, their humans but Kappa's body is covered in scales, just like his upper torso in the ocean, that's his on land, between his legs and thighs aren't covered, his feet aren't, his hands aren't, and same thing with Sire...

  • Castle Swimmer (Kappa x Siren)
    18.7K 440 13

    After reading the latest episode of Castle Swimmer (episode 39) I realized there are not a lot of fan fictions. So might as well make one. In this fan fiction, YOU, the reader, can choose what happens! Write down in the comments what you want to happen in the next episode, and I'll try to grant it. WARNING! STORY CONT...

    Completed  
  • Siren x Kappa
    9.3K 221 9

    There's no lemons.(Their human but when salt water touches them, they turn into their merman and shark form. Kappa's body is covered in his golden scales, just his face, hands, feet, the middle part of his chest, back, stomach, legs, thighs and neck aren't covered in scales. Same thing with Siren but instead of scales...