In the Soviet Union they were called Defenders. A secret military unit. An elite team of four fighters with superpowers. Arsus - turns into a bear and has superhuman strength. Lehr - bends stones and earth to his will. Xenia - invisible in water, immune to cold, can live without air. Khan - fast as a hurricane, can wield anything edged weapons. They could become an ideal weapon. If we weren't human.

50 years before the events of the film.