Even though Kashou Minazuki is the proud owner of six catgirls along with his sister Shigure, he leaves home to establish his patisserie, La Soleil. During unpacking, he makes a startling discovery: two of his catgirls, Chocola and Vanilla, have hidden themselves in his luggage! Although the twins desperately want to remain by their master's side, Kashou has no idea if he can handle both his new shop and the two catgirls. But what if having extra help is exactly what he needs? Backed by his caring sister and loyal catgirls, Kashou pours all his heart into making his dream a reality!