Watch Undercover Underage Episode 1 HD Full Free on 123Movies. Watch Undercover Underage tv series online free. Follows child advocate Roo Powell and her team at nonprofit organization SOSA (Safe from Online Sex ...Follows child advocate Roo Powell and her team at nonprofit organization SOSA (Safe from Online Sex Abuse), as they work with law enforcement to help stop and identify the menacing adults who use the internet to harm children.