Dungeon ni Deai wo Motomeru no wa Machigatteiru Darou ka OVA
English name: Is It Wrong to Try to Pick Up Girls in a Dungeon?: Is It Wrong to Expect a Hot Spring in a Dungeon?
Genres: Adventure, Comedy, Fantasy, Ecchi
Type: OVA, Episodes: 1
Aired: Dec 7, 2016
Studio: J.C.Staff
Source: Light novel
Rating: PG-13 - Teens 13 or older
Synopsis:
On their way back from the 18th floor, Hestia, Bell, and the others accidentally uncover a hidden, mystical hot spring, and they decide to stop by to refresh themselves until creatures lurking in the dark appear to attack them.