Episode 28.

Hall of rivers (G.). Suddenly helicopter without tail flies out wall near Leta (G.NW-SW0*). It turns at 270* (F.70*). Blades of propeller sabre heads of people, whom go through bridges (G.-M.NO-10*-0*). Later tail flies over bridge of Cocytus (G.0*), people stoop, helicopter turns on right side (G.90*). Blades bend. Explosion. One blade flies to Acheron (F.N0*), there rift, and bisectes people on rift.