Watch Subterranea (2015) HD Full Movie Free on SolarMovie. Watch Subterranea (2015) online free. Having spent his entire life in a dark cell, never seeing the light of day or another human being, t...Having spent his entire life in a dark cell, never seeing the light of day or another human being, the "Captive" is released into society and must learn how to live for the first time as an adult.