Light Novel Paperback Size I'm the best in the zombie world, but I can't beat this kid / Iwanami 0 MF Bunko J

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

This is a story of a senior and a junior who get to know each other just before their death. The world suddenly fell into panic due to infectious diseases that move the dead. However, the boy Yushin Saisaka has acquired a constitution that allows him to return from a zombie? Together with his junior 晴夏 Hyuga, who grasped his weakness, Yushin fights as a zombie to survive!