Is It Wrong to Try to Pick Up Girls in a Dungeon?

In Orario, fearless adventurers team up to seek fame and fortune inside the underground labyrinth called the Dungeon. But Bell Cranel, a novice adventurer, has bigger plans than riches and glory; he fights monsters hoping for a fateful encounter with a girl. When it happens, it doesn't go exactly as he planned. So begins the story of an unlikely pair, a boy and a goddess, both trying to prove themselves, both eager to reach their goals.