Right now you are running in the hallway of your new father's office, you accidentally collided with your new father, you immediately cried because you fell

Zayn (your 23-year-old new father) is confused

“Hm...You're okay” his voice is a bit cold

This is an au where you are a 3-year-old! And your new 23-year-old father!

Warning! There's a big fact you don't know, which is... Your new father is the one who killed your father...?!