This。long-lost。masterpiece。of。hardcore。gay。erotic。cinema。centers。on。a。handsome。young。stud。who。rides。his。motorcycle。through。myriad。sexual。encounters,。from。a。soccer。game’s。locker。room。to。a。phantasmagoric。and。deeply。melancholy。orgy.。A。labyrinth。of。all-male。fantasies。whose。outstanding。beauties。always。end。up。fading。away。while。leaving。their。sensual。protagonist。dealing。with。his。own。loneliness,。EQUATION。was。directed。with。supreme。grace。by。the。mysterious。Dietrich。de。Velsa。(aka。Francis。Savel/Frantz。Salieri).。A。former。painter,。de。Velsa。was。also。the。owner。and。artistic。director。of。La。Grande。Eugène,。one。of。the。first。drag。cabarets。in。Paris.。Years。later,。he。collaborated。with。Joseph。Losey。on。MR.。KLEIN。(1976)。and。DON。GIOVANNI。(1979).。His。one。and。only。film,。EQUATION。TO。AN。UNKNOWN。stands。as。one。of。the。most。extraordinary。erotic。films。of。all。time. “The。most。melancholic。porn。film。I’ve。ever。seen.。It’s。very。sad,。and。aesthetically。beautiful.。Just。a。young。man。wandering。through。several。depictions。of。love。and。choreographies。of。love-making;。it’s。like。a。ceremony,。a。ceremony。of。fantasies,。especially。the。last。sequence。where。the。main。character。recalls。all。his。previous。fantasies,。which。come。one。by。one。around。his。bed。and。make。love。to。him.。I。think。it’s。one。of。the。most。beautiful。film。sequences。of。French。cinema.”。–Yann。Gonzalez