Juliet, a young baroness accepts an unexpected proposal to marry the Earl William of the prestigious Basil family who rules Castlevania...but the Earl is known as the "Devil Earl". Will Juliet regret her decision?

An anthology of Girls und Panzer by various mangaka.

Baron Spring's only daughter Juliet gave up on marrying because of a certain reason, but an unforeseen suitor shows up! The partner is the noble Earl Basil family's head, William Basil. But there's a certain scary rumor about the Basil family and...?! Source: MU