The Greater Good - S1.E15

Declan uncovers a cloth in a 17th century tomb that they discover is the veil of Veronica, a religious relic with the power to heal. It is used to heal Cancer patients but soon starts to disintegrate. While looking for a method of preservation, the veil is sealed until Miranda is struck with a deadly virus and Declan is forced to make the decision whether to save his friend or save the veil for the good of mankind.