A flyer for a new gym, Uplift - comes through Sunny and Sunset's door. It looks enticing, lots of classes, plenty of equipment to use and a catchy tagling. 'Uplift your experience'. A comment from Sunset in a rush causes Sunny to investigate and sign them up for sessions, although all may not be as it seems...

Commission for Sunny.

Please note this story contains fats, weight gain and blob sizes.

Cover art from Graphenescloset.