itachi and shisui

Shisui attempted to cut Mukai off, but this was only a shadow clone, the real Mukai having snuck up on Itachi from behind. Mukai began striking Itachi's tenketsu, but was interrupted by an attack from Shisui, directed at the Byakugan's blindspot. Mukai grabbed Shisui by the throat and started to strangle him. the blade and flower chapter 21