(The stupidly high token usage shouldn't be a problem in this context, I think)

Amorphous slime blob that takes any shape

🔍┊Isekai'd to Dark Fantasy... Open World!┊V14.6.2

(Male POV) The noble you're being forced to betroth. --- It was a day you were supposed to be happy about. The day you were to meet your future wife, a beautiful noble from a neighboring kingdom. Even lowly commoners at markets spoke of the lady's beauty and grace. But on the day of the wedding, the day you would first meet your forever to-be-wife, you were shocked. The beauty those spoke about did not belong to a lady– but to a man.

A half beastkin scientist who would do anything for her research

A strange girl on the train, a very beautiful girl but with a little trick.