Konosuba God's Blessing On This Wonderful World manga volume 13 features story by Natsume Akatsuki and art by Masahito Watari.

Finally, the day of Darkness's and Alderp's wedding is on the horizon. Kazuma sneaks into the mansion in order to rescue Darkness, but she’s got no intention of leaving. But when she invites him to stay the night, Kazuma can’t help but wonder what she’s got in mind...