Plague Lord

Experiencing a dreadful tragedy, Nightingale never expected anything good from life. No matter what he did or where he found himself, this feeling only became more profound and apparent. However, he could have never anticipated getting infected by the Tower of Worms and awakening as an Esper, the supposed unnatural individuals bestowed with Mythical powers.

Just like that, his mundane routine was now filled with more excitement and danger, the genre of his life changed forever.