Kodansha Comics USA Release Date: February 28, 2012
EVIL SPRINGS FROM KINDNESS!
After days of exposing themselves to the danger of prehistoric beasts and the harsh climate, the survivors break into several smaller groups - all trying to eke out an existence on the island. But when madness starts to effect some of the groups - everyone could be in jeopardy!
This is when Sengoku looks for the truth as of what happened to Ohmori's friend amongst the group that consists only adults. The group only of adults is actually full of murderers which were hiding the corpse of Towa. Which after Sengoku finds out he is able to get away with his life from the cop that killed Towa in the first place. After this that cop gets the rest of Sengoku's group in order to flush him out to kill everyone. But due to the dead Yakuza guards, the scent of blood attracted both Entelodons and Hyaenodons.