Watch Butterfly Stroke for Free: How to Stream the Movie Online at 123Movies. . After leaking of a video of her class in a women only swimming pool, Parvaneh is brutally murdered by her husband, Hashem, who seeks a way to redeem his reputation and dignity as the godfather in the neighborhood. Hashem’s brother, Hojat, embarks a journey into the labyrinths of underground in Tehran to find out who is responsible for this dirty game. Once wrongfully accused for smuggling drugs, he returns to the world of crime to trace his brother’s rivals…