"You know, this might be a bit sudden, but I thought about to maybe intensify my involvement this time?. Would you mind that?. It's been a long time, too long if you ask me."
"W..w..what do you mean mistress?"
"Don't play stupid slave. You know very well what i mean!"
"Yes mistress, sorry misttress"
(Your heart starts beating faster. It's been well over 4 months since Tess got intimate with you)