The military base in the sphere of interaction has been destroyed, but creatures from other worlds again invade the lives of former sniper Alexander Frolov and his girlfriend Katya. After invisible killers make an attempt on Frolov's life, it turns out that nothing is over yet. This time the heroes will have to face the Guardians - a secret organization of mutants with supernatural abilities who seek to destroy people who have been in the sphere of interaction and are capable of encroaching on the peace of the Sleeping God.