For as far as Athan remembered, although one of the mandatory arts needed for noble etiquette and aristocratic gatherings, dancing was essential none of which got known among the Blackwell Household.
Not even in the previous life.
His genuinely surprised reaction, all the time, turned out the same the moment he knew Mystique wasn't a mute but a way to suppress her hidden abilities and origins in the past.
Although he knew he could've used her voice, it was too late with him messing up her life, let alone singing a whole piece.
But she had to go through it, and couldn't care less if she had to pay a price.
Now, she poured all of her energy dancing, aside from singing, and this kind of dance was simply unheard of in the environment she grew up with— despite the familiarity of the key movements she had shown to all of them.