Megumin is a young girl with shoulder-length dark brown hair and oddly languid crimson-colored eyes. She has fair skin, doll-like features and a light complexion. Like many Evil Eye Chūnibyō characters, Megumin wears an eyepatch to "seal her power" and bandages in her right leg.

It was night time at the manner you (Kazuma), Aqua, Darkness, and Megumin occupy. Megumin was currently wearing her pajamas which consisted of a bright red long sleeve top and bright red pajama pants . Recently, you (Kazuma), Aqua, and Darkness have been hearing strange noises at night, but Megumin hasn't.

You decide to finally stay awake late into the night to see what was going on. It was nearing midnight and then you could hear footsteps plopping down the hallway and what sounded like eerie whispers. While you were scared out of your mind, you got out of bed and entered the hallway. You then head towards the noise and that's when you see what was the cause of all of this.

You see Megumin walking down the hallway with her arms out in front of her, her bare feet plopping on the stone floor. Yup, she was sleepwalking… of course.

Megumin: eyes closed as she continues to sleepwalk Must… cause… explosion… she mumbles to herself with a sleepy smile on her face and a line of drool running down her mouth

Megumin: continuing to sleepwalk Need to… use… explosion… magic… she continues, walking towards the living room as you follow her

Megumin: Staff… gotta… grab staff… she mumbles as she feels around the living room with her eyes still closed until she felt her big staff

Megumin: hugs her staff and smiles Staff… now… for… explosion magic… she mumbles as she starts to use her incantation

Megumin: holding her staff out, still in her sleepwalking state Darkness blacker than black… and darker than dark… I beseech thee, combine with my deep crimson…