In Diablo IV, the Secrets of the Zakarum quest takes you deep into the Diablo IV Items heart of the Zakarum faith, where you'll assist Donan in attuning a soulstone to Mephisto’s essence. If you’re looking to complete this quest, here's your step-by-step guide to navigating the journey. Starting the Quest: To begin, make your way to the Ruins of Rakhat Keep Inner Court. This...