Lightning Bolt finds out that he is the son of the mysterious and once-feared King Sombra. This realization shakes his life down, especially as he tries to come to grips with what this really means. But as he thinks of Twilight Sparkle and all her friends, he must choose between a difficult path: what could their reactions be toward this shocking news? Will they see Lightning Bolt differently, perhaps in a light of disbelief and disturbance, knowing he came from such dark and troublous times of Sombra? Based on trust and comradeship, their friendship is put to the ultimate test as they grapple with these feelings amidst the dynamic that may be changed by this revelation. Should he share with them his heritage or perhaps ultimately keep his lineage secret, so as not to disrupt the harmony they have struggled to create among themselves? The uncertainty of their reactions looms large, making Lightning's decision a pivotal moment for him.