TOD(Tower of Darkness) is dungeon exploration RPG. Choose one of the main exorcists and explore the tower to defeat the demons and obtain treasures. But be careful! The number of enemies and treasures in the tower is limited, so make good use of them. Battles in TOD are automatic. You don't have to have any control. Instead, you need to find and setting your character's skills. Artifacts also have a significant effect on the game. Best of all, this game has no HP limit! You can increase your HP as much as you want, but the means are limited and it does not guarantee the lowest HP recovery. Collect and manage HP one by one like gold and exp. To invade the human world, demons summoned towers from the underworld. Many years had elapsed, war continue so long, mysterious power of magic used by demons is so powerful that it overwhelms the numerically superior mankind. To defeat them, we have no choice but to borrow the power of a professional exorcist. It will be a lonely journey, but please complete your mission to save mankind!