User blog comment:DeathGodPrayer/re Talk about season 2/@comment-86.22.152.52-20130519111234/@comment-86.22.152.52-20130519214810

When I looked at the second story arc on this website it said "The story arc follows Volumes 3 through 6 of the light novels, the current chapters (Chapter 23-present) of the manga, and the second season of the anime."

So by this it's volumes 3, 4, 5 and 6 not 3 and 4 :P