She decides to let you grow before your trained Giantess fart shrinking chapter 5 by Tinyman0001

"I think I'm going to let you grow before we start your training, don't worry you will be thanking me later," she said with a devilish grin. She placed you into a large empty box before closing the lid. You sat there alone in your city sized cardboard prison, waiting to grow and possibly escape. After a few minutes you noticed that you had grown a tiny bit, you seemed to grow at a rate that you wouldn't have noticed you were growing if you weren't looking. After about 30 minutes had passed you had only grown a head taller than when she had imprisoned you. With no other option you waited until she decided to help you.

Alexis lets you out once you were...