Is It Wrong To Try To Pick Up Girls in a Dungeon? Vol 7

Is It Wrong To Try To Pick Up Girls in a Dungeon? Vol 7 by Fujino Omori. An Action manga rated Teen, published in English by Yen Press.

In the city of Orario, adventurers delve into a vast dungeon with the blessings of the gods. Bell Cranel, the only member of the goddess Hestia's tiny Familia, dreams of becoming a hero, and after he's rescued by the legendary swordswoman Aiz Wallenstein, he's determined to grow strong enough to stand beside her.