Heroine? Saint? No, I'm an All-Works Maid (And Proud of It)! novel volume 4 was written by Atekichi with illustrations by Yukiko.

Melody, the marvelous maid of all work, does it again! She's restored her lady's house to perfection and all is back to normal. But what's this? An invitation to the Summer Ball... for Melody?! With romance the last thing on her mind, Melody turns it down without a second thought. But once she realizes her lady's true feelings toward the marquess's son's advances, Melody has a change of heart. Unable to bear witnessing Luciana potentially lose out on love, the mad maid swallows her pride and does the unthinkable: she dons a dress, brushes up on her dancing, and attends that ball! But when she gets there, she can't help but wonder just who the mysterious doppelganger in the Saint's skin calling Count Leginbarth "father" is...