A high-rise building was seized by terrorists practically in the center of the metropolis. The militants dispersed across all floors and took hostages. Your squad is sent to destroy the bandits and free the unfortunate people. It was decided to fly up to the building by helicopter and directly from its cockpit, hovering at a certain height to fire at the enemy. This is not easy and has not yet been practiced in such situations. Our hero will be exactly the shooter entrusted with shooting the militants one by one. Help the commandos to shoot accurately and quickly in difficult conditions. Do not let the enemy shoot first in HellCopter Online.