How not to Summon a Demon Lord – vol 12

SWEPT AWAY

In order to cure the Marked Death Disease, Diablo must raid his own dungeon to retrieve a healing talisman from his treasure trove. But when lowly adventurer Horn is carried off by a raging underground river, Diablo must leap in after to save him! Meanwhile, Rem, Shera, and Lumachina continue on as planned, only to encounter a Black Dragon!

Series Overview: An elite but socially-stunted gamer finds himself in another world, inhabiting the body of his character Diablo! But despite his powers, his awkwardness keeps getting in the way—so he decides to pretend to be a Demon Lord and soon finds himself with a pair of slaves: a well-endowed elf and a cat girl. Together, they struggle with everything from interpersonal relationships to diabolical beast battles!