It's about to get extreme! An amateur Blader teams up with a mysterious ex-champion, and together they aim for the pinnacle of the X Tower.

They're a group of teen girls with very different personalities, but they have one thing in common: They're each in the midst of an unrequited love!

Cursed as a child to never have an heir, Prince Oscar seeks the continent's most powerful witch, Tinasha, hoping she'll break his curse. To meet her, he'll have to climb her formidable tower, which grants a wish to whoever reaches the top.

In this anime adaptation, an overworked 24-year-old finally decides to live a little and create a bucket list, when a zombie outbreak hits the country.

Living in a fairy tale may seem like a dream, but for this young heroine it is more like a nightmare.