When Arthur discovers Merlin's secret he is shattered by feelings of betrayal and makes the biggest mistake of his life: he confides in Uther. A year after Merlin's banishment the two come face to face and embark on a quest from which they gain two freshwater pearls and rather intense feelings for each other. - begins late season 1 - featuring Gwaine as Merlin's chaotic housemate - good Morgana - and lots of Merthur disclaimer: I do not own any of these characters they belong to the BBC