An event—often a betrayal or a loss of innocence—that triggers the protagonist's latent destructive tendencies.
The Ovum speaks to him, not in promises of power, but in truths. It shows Kaito the nature of his reality: that the gods who built this world are dead, that morality is a lie constructed by the ruling guilds, and that the universe is inherently indifferent to suffering. Hametsu no Ganbou Daiisshou