[ENG SUB] Nijiyon Season 3 Episode 13 (#25 "Ai and Swimsuits①", #26 "Ai and Swimsuits②") 

I searched up fish puns for this.
Regarding Rina:
https://www.youtube.com/watch?v=7KNvKUZyFmM
She needs a floatie 🥺
https://twitter.com/SIFAStheatre/status/1289598790291189760
But You is teaching her how to swim!

Original: https://www.youtube.com/watch?v=8RVKDR8NvLA