Eye of God

An order has been sent out to hunt down Asklepios, a Greek demon god of medicine, whom the Church believes is practicing unorthodox methods. A member of armed forces group assigned to this mission by the name of Luca encounters two kids who saved him when he was injured during a fight. Who are these kids, and can they help out Luca with his personal reason for doing this assignment?

Oneshot turned series in September 2008.