The Death Stench Air Raid is the 18th Chapter.
Yoshiyama was grabbed by Koyanagi, She was brought to somewhere. Tadashi follows Yoshiyama to save her. Kaori's walking death stench machine has turned on accidentally. So she escaped again. However, some normal death stenches faced her. So they stab her to death. Kaori's hand came out to need a help from Tadashi. But, Tadashi can't reach the hand with so manny death stench having a stampede.