An assassin in the world's deadliest wheelchair and his devoted sister carve an ultra-violent path to recovery across a slick, dystopic landscape in this action manga that fans of Chainsaw Man, Battle Angel Alita, and Dorohedoro will kill to read! The parapsychic duel between Nagi and Sensei on Guicheng Island is over, leaving the physical and mental landscape an utter ruin. Now our attention turns suddenly to three years in the past... Here, Nagi is Sensei's prize student, a prodigy whom no classmate can match. What events led to Nagi and his sister fleeing the academy and incurring the wrath of the world's deadliest being?