MY PARTNER IS A SLIME? ~ I'VE GOT THE STRONGEST PARTNER, SO I'LL USE THE STRONGEST MAGIC TO MAKE MYSELF UP ~ Gentosha Comics

Product description ※Please note that product information is not in full comprehensive meaning because of the machine translation.

One day, Zack, a boy whose life is the depths of his life, meets Suura, the world's most super-black slime. With his ambition to be successful, Zack signed a contract with Suura and acquired the magic of legend. Despite the Sparta training by Suura, who has transformed into a girl-like appearance, Zack attacks the enemy country and rises to Baron, Viscount, and Count. However, since his vassals and territories are steadily increasing, he comes under betrayal of the country. If that is the case, Zack will abandon the country and declare war proudly? With the world's most powerful slime, Zack aims to become a nobleman, a king, and even the hegemony of the continent! "Let's become a novelist" is born, rise up adventure fantasy!