What is Otto Apocalypse’s goal?

What is Otto Apocalypse’s goal? His intention was to find a solution that could relieve Kallen’s sorrow, caused by the death of her father. Upon touching it, Otto immediately opened it due to his natural intelligence and released The 1st Old World Herrscher.

His intention was to find a solution that could relieve Kallen’s sorrow, caused by the death of her father. Upon touching it, Otto immediately opened it due to his natural intelligence and released The 1st Old World Herrscher.