Hầm Ngục Tối (Phần 5), Is It Wrong to Try to Pick Up Girls in a Dungeon? (Season 5) Vietsub

As the labyrinth city of Orario prepares for the Goddess Festival, Bell Cranel looks forward to the festivities after his and Ryu's harrowing escape from the Dungeon's darkened depths. However, in a small tavern tucked away on a street corner, the single decision of a young woman causes a chain of events that throws Bell's life and the entire city into chaos.