I Became Mi Ka's Younger Brother

Um! Have I traveled through time? I have become a 5-year-old boy. Where are we? Just then, a cry was heard! Mickey, why are you so dazed here? Who is this? At this moment, the memory of this little boy synchronized in his mind! It turns out that I traveled through time in the TV series You Are My City and Fortress. Became Mi Ka's younger brother, Mickey. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.