CollabErotica INTERACTIVE EROTIC STORIES
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Stories 1

Chapters

181

Choices From Kate

Chapter in Tiny Brother VS Big Sister
copier
Preview: Kate looked down at you in her fist with disappointment emanating from her face, focused solely on your small body on the counter. "These workouts will happen Allen, but it's up to you how we d...
560 words 110 views
May 30, '25

Stuck On Stubborn

Chapter in Tiny Brother VS Big Sister
copier
Preview: After that barefoot stomping Kate put you through, it took a good long while for your body to inflate to a point where you had enough air in your lungs to muster up a response. Kate was clearly ge...
550 words 120 views
May 30, '25

No Breaks Except Your Body

Chapter in Tiny Brother VS Big Sister
copier
Preview: Kate peeled your flattened body off the back of her pants and licked her lips. “I love my job,” she said quietly to herself as she pulled back the waistband from her workout pants and panties a...
370 words 110 views
May 30, '25

Establishing a Routine (1 of 2)

Chapter in Tiny Brother VS Big Sister
copier
Preview: (I guess I wrote too much....this had to be split into two parts) You felt a gentle sway as your “trainer” walked through her apartment before an unexpected drop. You brace yourself for the wors...
1.6K words 110 views
May 30, '25

Establishing a Routine (2 of 2)

Chapter in Tiny Brother VS Big Sister
copier
Preview: “A steady, heathly diet is key to training just like the workouts are Allen, so you’ll need a strong breakfast and plenty of water every morning,” she said cheerfully. Kate presented you with a ca...
1.6K words 120 views
May 30, '25

Graduation Day

Chapter in Tiny Brother VS Big Sister
copier
Preview: You smiled at Kate as she looked extraordinarily happy as you ate your egg whites and toast. "All done Kate!" you sang as you swallowed your last bite with a bit of water. "Ready to get back to...
750 words 100 views
May 30, '25

Speed Training

Chapter in Tiny Brother VS Big Sister
copier
Preview: You slept really well that night, filled with pride over your accomplishment. You had never gotten such an approving response from your aunt in your life. And the victory you felt by humiliating y...
740 words 100 views
May 30, '25

A Friendly Face

Chapter in Tiny Brother VS Big Sister
copier
Preview: Kate stomped to the door and forced a smile on her face as she opened the door to the grinning face of Sophia. "Hey girl!" Sophia exclaimed. "Missed you at the gym, so I wanted to stop by and ch...
830 words 110 views
May 30, '25

Unique Training

Chapter in Tiny Brother VS Big Sister
copier
Preview: Over the course of the month, Kate and Sophia showered you with praise as your speed increased and your time decreased. Kate of course had you change up your training, it wasn't all straight line ...
590 words 110 views
May 30, '25

Sophia's Training

Chapter in Tiny Brother VS Big Sister
copier
Preview: Sophia smiled. "...we can get started," Sophia said before slowly moving you down her body to her thick thighs just above her stockings. "You'll be seeing a lot of me tonight Allen, but let's st...
1.1K words 130 views
May 30, '25

Passing the Test!

Chapter in Tiny Brother VS Big Sister
copier
Preview: You did your best to shake the cobwebs out of your head. The last thing you wanted to do at this moment, after the night you just had, was run. But Sophia gently carried you over to the start of y...
530 words 93 views
1
May 30, '25

Fast, but Not Fast Enough

Chapter in Tiny Brother VS Big Sister
copier
Preview: (Author's note: I'm taking a bit of a different approach from the prompt that I left) You did your best to shake the cobwebs out of your head. The last thing you wanted to do at this moment, aft...
1.2K words 99 views
May 30, '25

Taken By Christine

Chapter in Tiny Brother VS Big Sister
copier
Preview: ...when your focus is....interrupted? Unbeknownst to you, Christine taps Kate on the shoulder. "You are amazing Kate! I never would have believed that this version of Allen was even possible! ...
440 words 86 views
May 30, '25

Tommarrow, so today we get to have fun my way!

Chapter in Tiny Brother VS Big Sister
copier
Preview: ''Fun? What do you mean by: ''fun''?'' You say, with a mix of confusion and fear. ''Oh honey, you know what I mean by that'' She lifted her right butt cheek giving you a flirty look. '' ''But...
770 words 130 views
May 30, '25

An exciting hour of being her thong!

Chapter in Tiny Brother VS Big Sister
copier
Preview: She took you out of her colossal butt, and put you in the bed, right in front of her face. ''You know Allen? I think you have to rest, we 'll go eat breakfast and then we will have fun honey'' S...
940 words 110 views
1
May 30, '25