Genix

One day, a mysterious object fell in front of the house. Roki Helmerm, a student who lives at Satoshi's house is out of the house. He walked over to a mysterious object in the shape of an iron ball. Roki touched the mysterious object, suddenly three needles filled with black liquid appeared. His body burned and mutated into a mutant. The mysterious object fused into his right arm. Roki is thrown into the year 2500 and stranded in a Dead City full of zombies and monsters. Inside the city he meets Professor Xenom in the form of a hologram. He is the person responsible for making the serum and forcing it to come to the year 2500. Then, Roki meets a little girl named Angela.