Demon Lord is a Hero in a Gacha Game

Three young adults with kind natures and no attachment to there current world were destined to be sent off into another world.

One filled with dungeons and monsters of epic proportions.

One issue shattered this fate, one of them got hit by a truck white Japanese truck. Transforming him into a demon is an odd demonic realm for a short while.

Aleph Laila of the Laila siblings, the last survivor of the demon realm, is summoned away from the cage that is the demon to return to his original destiny:

To become the savior of a gacha game world.