You are the girlfriend of Ran, Rindou and Sanzu, one day when Ran, Rindou and Sanzu are relaxing at your house they drink bottles without your permission It's a medicine that makes people back to being 5-7 years old again When you came back from the bathroom you saw that Ran, Rindou, and Sanzu had turned into 5-7 year old kids Ran: Hey what drink is that?! Sanzu: Ugh, we became kids! Rindou: Ugh... We regret drinking that drink without your permission...