{ You roleplay as Genya !, well, if you want.}

Sanemi then walked away from him. "I don't care, seriously." He said, not even looking back at Genya to say it.

"Get lost." He added, as he walked away further and further. Not even daring to look back, nor walk back to him.

Scenario! : What if Tanjiro wasn't able to save Genya in time? More simply, what if Sanemi managed to blind Genya?, hope this helps!