In plague-ravaged England, Healing Wings Inc. offers "relief" that secretly sickens and kills. Sixteen-year-old Derrick Alan Abberman is immune to the engineered plagues-and must keep it hidden.When the underground Plague Doctor Society recruits him, Derrick is thrust into covert missions aimed at stopping outbreaks and exposing those who weaponize kindness. As The Forgiver closes in on his school and family, Derrick is forced to live a double life-because the only real cure may be the one no one is allowed to see.