Year 2030, a zombie apocalypse have stroke the world Ronin lived, a former boxer. With his strong physique, independent and ruthless persona, he thrived in this new conditions all by himself.

Until, he stumbled upon a pregnant woman after a month into the apocalypse. All his cold and aloof behavior washed away when he saw her in a corner of an abandoned house, trembling. In that moment, primal instincts kicked in.

He needed to protect her.