User blog comment:B214/Chapter 504: Rift/@comment-26389992-20161004100544

Hiro's last tweet: ゼレフとメイビスにはまだ隠された設定があります. 結構衝撃的だと思います.

Tl from Twitter: "There are still more secrets on Mavis and Zeref that are shocking, but he can't tell us yet."

I hope its Mavis and Zeref really having sex, someway, somehow