Book of Yuno

Black Clover: Book of Yuno (ブラッククローバー ユノの書) is the third light novel of Black Clover.

Summary

 * 1) Yuno, Klaus Lunettes, Mimosa Vermillion, and other Golden Dawns go undercover to investigate a matchmaking party for nobles.
 * 2) After learning an embarrassing secret about Magic Emperor Julius Novachrono, Yuno is given a mission to take care of a dangerous pet.
 * 3) Sylph is looking for a gift for Yuno. Noelle Silva and Charlotte Roselei are also out looking for gifts for others.
 * 4) Yuno is pursuing the "Original Sin" grimoire, and the key is William Vangeance, captain of the Golden Dawn.