Sci-fi weight gain stories

BW City's favorite chubby-chasing super-crook is back in an all-new adventure featuring hijinks, harems, romance, robbery, and loads and loads of weight gain! (COMPLETE)   More ▼

Commupance   More ▼

Dr. Matthias developed a robot with the purpose of improving human life, programmed to give as much comfort as possible to its owner. Unfortunately, he was too busy to test, and hires Bruno to be a test subject… Too bad Bruno has a huge appetite   More ▼

Sam signs up to participate in a medical trail to test a new weight loss drug, but she fails to read the fine print and has no idea what they are really planning to do with her. -CW death feederism, non/dub con and more   More ▼

James had it all figured out. His last year of college was gonna be easy. But when Kira crash lands into his life, his plan is ruined. She’s brilliant, funny, cute and also an alien. One with BIG customs he must oblige if he wants a chance with her.   More ▼

A fated meeting between past and present. An unlikely partnership destined to break the internet. As the grand experiment comes to a close, its participants will find their lives forever changed. [Updated 6/05/2025]   More ▼

Cover Art: EmilyWulfStudios (my wife) Aliens come to Earth to extract a rare compound found only inside sexually active beings. Two humans are abducted and made to engage in the kinkiest sex of their lives.   More ▼

There is a service for those who need to disappear. It gives them a complete new life. Nobody would ever recognise them after the process is complete   More ▼

A case study in phenomenon 612011919, a virus causing people with XX chromosomes find themselves suddenly and rapidly putting on hundreds of pounds. College students Tate, Frankie and Micah find themselves grappling with the aftermath.   More ▼

A rising financier in the rapidly growing tech sector experiences some extreme growth of his own. XWG, multiple female feeders. (COMPLETE)   More ▼