Ever Growing Asari (Patreon)

 "Don't worry, baby, I'm still growing for you. Every time I jerk it,  every time you so much as look at me with those big eyes of yours.  See? Your gasp sounded just a little too cute - and suddenly my  dick swells another couple of inches longer in a heartbeat. Mh, you're  really helping me get into a rhythm. My balls are getting so heavy, I  can feel the cum sloshing around for you. And you know, that just makes  me more excited..."