Focus, Mary. Focus!
I'd say Mary's beginning to bond just as I'd hoped. But at unpredictably unhealthy levels! She's becoming disoriented and obsessed. But when the little child is reunited with Chester, we all know Mary's psychotic obsession will fade like Dawn Weston's obsession for Drew Cory. Do you think Mary will slap Chester a good one?
You know, Mary. You can always get your own dog.