Speed Grapher - Season 1 Episode 20 Good Vibrations
Overview: Betrayal is in the air. As Saiga fights for his life against a ruthless Euphoric posing as a friend, Kagura is attacked by the one who was supposed to cure her. Meanwhile, on a stage littered with corpses, Ginza discovers the blood-stained roll call of Suitengu's club members, finding a shocking name on the list.