Watch Tango of Mustamägi Full Movie Free Online 123Movies. It is the middle of the 1980s in Soviet Estonia and many people dream of a new apartment with all the comforts in the Mustamäe apartment building. Bartender Illar is no exception. However, fulfilling the dream is not at all easy, bringing with it various machinations involving an emotional lover, a helpful militia and, of course, Illari's great-moustached companion Ats.