After suffering a fatal injury, Alex Mercer found him and saved his life by infecting him with the Blacklight virus but maybe his true intention was to make Heller a powerful ally to fight his enemies. However, Heller blamed Alex for the death of his family as they were killed during the fierce conflict that raged across Manhattan. Alex may have preserved Heller's life, but Heller, now gifted with the powers of biomass control, seeks to destroy his suppoused nemesis and avenge his family.