I mean he's getting his kicks out of torturing me in the worst way he possibly can.

[ Gasp... doesn't that sound serious? Mayou sure looks gloomy about it — in her opinion, it's the most painful experience someone like her can possibly endure. What torture, he might ask?
Looking Akira straight in the eye, with 100% seriousness, she leans forward a little and intones gravely: ]

He refuses to shut up about his brother.

[ For the sake of her sanity, someone stop this man!!!! ]