: The failed escape resulted in the massacre of their "family" by Ferid Bathory. This specific age marks the end of Yuichiro's childhood innocence and the beginning of his four-year journey toward revenge. The Revelation: Manga Volume 12
The number 12 is anchored in the series' backstory as the age of the . 12 : Seraph of the End
: At age 12, Yuichiro and Mikaela attempted to lead the Hyakuya Orphanage children out of the vampire city. : The failed escape resulted in the massacre
: The episode ends on an anti-climactic but thematic note, with both Yu and Mika looking at the moon, promising to rescue each other despite being on opposite sides of a brewing war. Lore Significance: The Age of 12 12 : Seraph of the End