On the Edge (2018)

S4E1 Wet Look

This comedy-drama follows Gwynn, a mermaid trapped on land without the ability to regain her tail, and her human companion, Rob, who feels helpless in assisting her. As Gwynn's yearning for the ocean intensifies, she grapples with the question of whether anything can anchor her to the surface world. Will Rob find a way to support her, or will the call of the sea prove too strong to resist?