Series written by

Mutabear

Author Title Total Words Published
Author Title Total Words Published
The new gym you heard about sounds too good to be true. When you arrive early for your free one-on-one training session, you realize the coach has a very different idea in mind for your growth
6,092
5/5/21
When hoping to date a hot bartender at a local kink bar, a young man ends up becoming a member of the bearish staff.
2,345
8/7/18
Two coworkers discover what dark secret their military-funded job leads to, falling prey to their sinister supervisor's experimentations in the process.
12,582
11/8/21
A jock finds a new supplement to get to the size he always wanted
2,401
3/2/20
An eager jock-to-be realizes there’s no way to bulk up quickly without consequence. If he’s not careful, he might find out exactly how a new super-effective mass gainer shake is made...
6,981
8/1/21
Your new personal trainer sees you eying some of the beefy bear lifters. He offers to grow you too, although he has his eyes set on seeing you not just adding muscle, but giving you plenty of fat too.
2,857
11/8/23
A young gainer cub is looking for a fun night with an experienced older feeder, but when the two click the cub finds himself growing far more than he could have imagined.
7,470
11/24/23
A frat boybecomes a slob when he investigates a neighboring tailgate.
1,191
8/7/18
A commuter longs to make the ticket collector on his morning train ride into his ideal jerkoff fantasy.
2,129
8/7/18
A couple has intimacy issues, and turns to a mysterious online seller promising to fix thier issues for assistance.
2,502
8/7/18