[She doesn't really feel that he's helping her out of pity. She assumes it's more that he's just a good kid. She's never minded that she's had to do this. Kaien was always helpless as far as domestic things go, and Ganju was too young, along with being equally helpless at pretty much everything. They're her family, and if she wouldn't look after them, then who would she look after?

She hands him dishes to dry as she finishes washing them.]

So... What about friends? You got any of those back home?