At the start of "Como Anda el Mundo," the character Babuco, chosen by the angel Ituriel, embarks on a journey to observe the state of the Persian Empire. He discovers the futility and excesses of war as he encounters both Persian and Indian soldiers, each ignorant of the true reasons behind their conflict. Through his observations, Babuco witnesses the horrifying brutality of battle and the absurdity of human motivations, leading him to question the morality of annihilating a city like Persepolis. His explorations continue as he navigates the complexities and vices of the inhabitants he meets, revealing a city filled with both noble gestures and profound depravity, evoking deep contemplation about humanity's inherent flaws. (This is an automatically generated summary.)