Stories with Shapeshifters (romantic or ero mimicry)

[Garret25]

Know any stories or manga where someone (or something?) copies another person's form for romantic or erotic purposes?

 

[Quasetor]

The slime breeder is one but it's in indefinite hiatus as of right now

 

[Nonameavailable]

Infinite Ladder - Although not for sexual purposes. But sex would be a secondary outcome.

 

[Azazel_E]

You could check out my story Reborn From the Cosmos | Scribble Hub. Main character is a shapeshifter who changes form to satisfy her wife's fetish