The Mythical Technology of the City

"Ding! Congratulations to the host for successfully creating the spirit super serum!”

"Ding! Congratulations to the host for successfully creating the Ghost Artificial Intelligence program!”

"Ding! Congratulations to the host for successfully creating the ghost fusion reactor!”

Using ghosts as core technology?

The predecessors did not even dare to think about it!

And I’ve set a precedent!