SILVER LINK.
A second 4 volume, 8-episode OVA series based on the 9th light novel, co-produced by Silver Link and Connect and with returning director Hideyo Yamamoto, was released between November 21, 2016 and May 24, 2017. The opening theme song is "Blood on the EDGE" by Kishida Kyōdan &amp; The Akeboshi Rockets and the ending theme song is by Risa Taneda.