A bleak end

Teams C.F.V.Y., R.W.B.Y. Penny and several Atlesian knights are lead by Prf. Glynda Goodwitch on a joint Grimm extermination mission. But a monster lurks nearby and pushes Penny to make a difficult choice. Can Ruby and her friend survive in the wilderness alone? Who hunts? Who is hunted? And hiding just out of site, the worlds armies gather to wage war.