Mahou Shoujo Magical☆Dolce

Here is an ambitious prince of the darkness who desires to rule the space.
His name is Earl Grey.
He decides to start his quest in Mishio city to conquer the earth.

However, there are 3 girls who try to prevent his ambition.
They are called "Magical Girl, Magical Dolce," who are 3 pretty magical girls.

Chiffon, Chocolat and Tarte once succeed to make Earl Grey retreat, however they eventually gets naughty counterattack from him.

[from Dlsite English]