Nianxia, fake brothers, raised since childhood.
My brother has a bit of facial paralysis, but he is very protective of his shortcomings.
The younger brother has shifted from "This guy is probably sick, why do he always want to be my brother" to "Oh my god, my brother is so cute, but don't tell him", the tsundere brother control route.
Don't let the name fool you, gongshou is exactly that.
About one chapter a day? Perhaps.
Oh, by the way, no outline.
Don't slap me in the face.