Episode 13 of Kamisama no Inai Nichiyoubi, included in the final Blu-ray/DVD volume of the series. This bonus episode is separated into three parts. In the first part, taking place before the characters reach Ostia, Ai and the others visit a hot spring. In the second part, Alice remembers the times he killed his classmates and encounters Hampnie Hambart. A battle ensues. In the third and final part, Hampnie dreams of when he first met Hana and is then woken up by Ai.

The OVA was scheduled for January 2014, but was delayed to February and was included on the fifth Blu-ray of the anime release.