Reborn as a Necromancer

When a sixth-level mage is accidentally reborn and awakens the magic of the undead, relying on his past life experience and the strange Tower of the Undead, what kind of story will unfold? ... When war comes, facing the enemy's huge force, Kane sings softly. Countless corpses on the battlefield slowly got up and pounced on the enemy, turning the situation around. Looking at the fallen dragon corpse, Kane waved his right hand lightly. With the blessing of undead magic, the dragon stood up again. ... This is a fantasy magical world with many fantasy creatures, as well as various magics such as light, fire, ice, thunder... Etc., Each blooming its own unique charm in this world.