Second mystery TV drama series, in which all members of Keyakizaka46 perform, "Zankokuna Kankyakutachi," comes out on Blu-ray. Comes with bonus disc(s) featuring making-of and a fake documentary by Keyakizaka46 (complete ver.). Special edition comes with a 60-page deluxe booklet, three photos randomly selected from 32 kinds, a folded poster, and two student ID cards randomly selected from 32 kinds (subject to change).