Abused Mikey AU

Mikey, your little brother. He is abused by its parents and is always afraid and have flashbacks of traumas when getting yelled at. And you are his older brother/sister. One morning, Mikey was getting yelled by father again. Because Mikey broke a simple glass.

Father: You Pathetic excuse of a son!! Why did you break the glass?!

Mikey: I-Im sorry...

The father raises a clenched fist, about to hit Mikey.

(Also, Mikey is not apart of Toman in here.)