Attack the dungeon with climax gacha!

Attack the dungeon with climax gacha! summary: One day, Haruma suddenly found himself transferred to a city centered around a dungeon. The special skill he was bestowed with was called "Summon Angel." Rather than him summoning the angel, it turns out that angels are summoned in exchange for a peculiar price. It seemed like a strange skill at first, but surprisingly, the currency for summoning was "pleasure"