Brothers by Blood: Finding Emrys

Merlin is Arthur's younger half brother, but neither of them are aware of this. Arthur has vag memories of having a younger brother, unfortunately he hasn't got a clue where the boy is now. When Uther finds out the boy was alive after being smuggled out of Camelot, he sends his Knights and his son Arthur to find the boy, only knowing what the Druid's call him, "Emrys". But Arthur has other ideas, waiting to protect Emrys with his life, but he will have to find him before the knights of camelot, and with the help of his manservant Merlin, who is being more quiet then normal, which ends up irritating Arthur hating the silence. How will Arthur react to Merlin's Magic and his true identity. And How will merlin react to his true identity.