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!