The Ones Who were Chosen

In a world where magic is a well kept secret, two brothers, two guardians able to wield magic, stumble across a creature more powerful than anything in the three known worlds. A girl, a philosophers stone. Frightened and lonely, they care for her, bringing her into their home, in so doing become tangled in a chain of events that spiral out of control as they try to protect her from the two groups that seek her. One who claims to want to protect her, the other that wishes to harm her and take her