A Familiar Stranger

When the modern world becomes engulfed in a plague that seems indestructible, Jack Frost is beginning to worry about the welfare of not only the children on the world, but Jamie Bennett, the first child who had been able to believe in him and see him. After North is infected with this deadly virus, Jack and the rest of the Guardians are panicking to find a cure.
When all hope seemed lost, a mysterious stranger makes an appearance. Could this be the answer to their problem? Did this person have the cure? Read and find out!!