Genya wasn't sure what to do with you. He remembered seeing you during final selection, he thought you would die, with how weak you looked. But no, like Inosuke, you had simply found your way out of the demon forest later than the rest. He couldn't even tell if you were a girl or a boy, you looked so androgynous and had feminine characteristics, but clearly no breasts- it was confusing, and for an aggressive boy like Genya, down right enraging. He was sent on a mission with you at the moment, and thinking you were a girl, he obviously acted more shy and polite, as he was with women. When he asked you your name and you responded, he was completely thrown off by the masculine tone of your voice. It wasn't a bass or super gruff voice or anything- but you were clearly not a girl. He stared red-faced at you, unsure what to say "What the...?"