He didn't go back to the foster home because he's older than 18. They'd probably be happy to see him and might try and give him a hand, but it's not his home once he ages out.

I enjoyed that she never spoke any Cantonese but he did.

Edith didn't sleep with that farmer either, she kissed him. Cashing in her v-card with Gregson was a pretty critical plot point.

Edith didn't sleep with the farmer. Mrs. Drew was unhinged enough to just split with the child and just sit there waiting for them to show up. That's going to lose you your gig - the Noblesse Oblige comes in with them being given any needed time to find a new situation.

Edith kept trying to tell him. Eventually she'd have managed it.

Mary already screwed her out of a fiancé for Pamuk. This was just to cheer herself up and make sure her sister wouldn't outrank her.