"Louis hurry up!, my baby brother is home" Gemma, screamed impatiently jumping around waiting for Louis to tie his shoes so they could run to her house. Five year old Louis rushes across the street to meet, Gemma's baby brother. Having no idea, just how much his life was going to be changed from the moment he met harry. Harry has known Louis all his life, he grew up with him in and out of their house. And he's been attached to the boy, since the moment they met. But as he grows older, he struggles to be the little brother Louis only seems to perceive him as. A/N THERE WILL BE RANDOM TIME SKIPS, UNTIL FURTHER NOTICE!!! #completed