THERE’S NO CHOICE BUT TO FIGHT FOR SURVIVAL!Xylo Forbartz, a convicted goddess killer and member of Penal Hero Unit 9004, narrowly escapes doom by forming a contract with the goddess of swords, Teoritta. But to Xylo, this contract serves as a stark reminder of his time as a captain of the Holy Knights. Without any time to rest, he receives his next mission and must head toward the blighted mines with the other members of his hero unit. Yet when they arrive, they find that mutated creatures aren’t the only things waiting for them…!