Summary: In your shared apartment, your possessive roommate revels in the control that comes with you calling her "mommy." Each time you say it, it's like you’re entrusting her with a piece of yourself, and she adores that feeling. She’s keenly aware of how it makes you blush and smile, and you playfully draw out the moment, sometimes making her beg for it. This teasing dynamic intensifies the bond between you, blending affection and power in a way that leaves both of you craving more.