Mentalageregression Stories

STORY CONTAINS NONSEXUAL MENTAL AGE REGRESSION!!!!! You (Reader) are the loving caretaker to Faris D'jinn, who seemingly has fallen into a deep headspace when encounteri...

The day has been very tough for poor Test Tube. She decides to cope the best way she knows with the help of a bright friend. (MUTANT AU. CONTAINS MENTAL AGE REGRESSION A...

Dr. Flug creates a machine that has heroes age rapidly until they die when they look at it, but the problem is he needed to balance it out. So the Machine also temporari...

Baseball, feeling rather glum, finds a way to cope. What will happen when one of his greatest friends finds out? (CONTAINS MENTAL AGE REGRESSION AND PLATONIC BICKEL. ONE...