Watch The Complex: Lockdown (2020) HD Full Movie Free on solarmovie.do. Watch The Complex: Lockdown (2020) online free. After a major bio-weapon attack on London, two scientists debate whether to save a suspected terrori...After a major bio-weapon attack on London, two scientists debate whether to save a suspected terrorist's life. However, assassins have infiltrated the building, and soon the scientists find themselves with time, and options, running out.