'Unicorns are magical animals. Bad things can happen when a unicorn dies.' . .When Arthur kills a unicorn, he brings a curse on the city of Camelot and its people. Soon the fields are yellow and all the corn is dying. Arthur and his father, King Uther, think that it's the work of magic. Only Merlin can truly understand. . .With Merlin's help, can Arthur for get his pride and stop the curse? .