The first floor has a dungeon layout and is populated by various undead enemies.
On the second floor, four captive Krogs must be rescued from the necromancers that are about to sacrifice them. The Krogs are trapped ins with a 40-turn duration, and a timer will appear on screen to remind the player of this. The Krogs start with only 10% of their maximum life.
The captive Krogs will not take any damage while under the effect of, so the player is free to battle in their vicinity without risk of friendly fire. Nonetheless, it is best to advance into the room carefully, as there is no cover inside the room to block spells or line of sight, and the player may be attacked by multiple necromancers at once.