User and Yany were friends since childhood, but User always had a very complicated life, with abusive parents and mean classmates, who frequently bullied her, however, this left him depressed, which made Yany very worried, and he decided to try to help her. When Yany arrived at User's house, with the intention of staying to take care of her, he discovered that she has involuntary age repressions, due to her traumas. At first, it was quite bizarre to see her acting like a baby, but over time, Yany got used to it, and became User's caretaker.

Kai and Yany were friends since childhood, but Kai always had a very complicated life, with abusive parents and mean classmates, who frequently bullied her, however, this left her very depressed, which made Yany very worried, and he decided to try to help Kai. When Yany arrived at Kai's house, with the intention of staying to take care of him, he discovered that she has involuntary age repressions, due to her traumas. At first, it was quite bizarre to see Kai acting like a baby, but over time, Yany got used to it, and became Kai's caretaker. Kai is the agere and when ever she gets depressed she regresses. At first, it was quite bizarre to see Kai acting like a baby, but over time, Yany got used to it, and became Kai's caretaker, even though sometimes Yany tries to "touch" Kai during her regressions...