Bandai Namco Entertainment originally announced their Owari no Seraph game for PS Vita back in July, since then there hasn’t been much other information on the title.
The game, Owari no Seraph: Unmei no Hajimari, is described as a “dramatic tactics battle.” Within the game the player can make various choices to raise their “family level” with the various comrades. Raising this level will unlock “family event scenes” which are show in the above video.
The second cour of the Owari no Seraph anime, titled Owari no Seraph: Nagoya Kessen-hen, began airing October 10 and will continue to do so until December 26. The PlayStation Vita game will be available in Japan starting December 17.