[Her children are doting. But it seems that Ren is especially so. He frustration over the fact that she has no memories of her son from the future, is tempered by the fact that she's utterly charmed by him.
It shouldn't be so surprising. He's very much like Zero- but openly shows his affection more. At least-- more than the Zero of the past. That has certainly changed recently, too. Perhaps he resembles his grandfather even more.
She stirs lightly, lips parting in a fanged yawn. Eyes blinking tiredly, she glances up to find Ren and gives him a sleepy smile.]
I had to show my appreciation for the food. [Or she just really likes food... Which is much more likely. Even so, her smile widens and she gently teases.]