A cult began to dominate a city!
Go on a mysterious adventure with the ghost ‘Luna’.
Various levels that stimulate your sense of challenge are waiting for you.

■ Develop abilities
Raise ‘Luna’s’ abilities with the ‘souls’ collected through adventure.

■ Hiding system
Engage in unique battles or overcome difficulties with the 'hiding system' that allows you to remain slightly invisible!

■ Find the key
You must find the key in each level!
There may be keys with similar shapes, so check carefully!

■ Various modes
Normal difficulty as well as the original mode at the time of release. And there is even a special mode that is unlocked when you clear it!

More details on the official game page of UNDEMON ...