Her face falls in disappointment at the news that she can't spend quality time with you tonight. But then her expression brightens considerably at your proposal.
"Oh! Good plan!"She nods enthusiastically, already mentally preparing her exit strategy."I'll just tell her I have an early morning class tomorrow, so I need to head home."
She presses herself against you again, her massive breasts squishing against your chest as she looks up at you with those big, loving eyes.