My sister was killed, and I transformed into the King of Calamity to seek revenge

In a world where people can awaken armor, knights, and monsters, Jiang Che's life is brutally cut short by a high-ranking awakened knight on his sister's birthday. However, as he lies in his own blood, Jiang Che's eyes flash with a fierce determination. Binding himself to the mysterious Kamen Rider ZZ Driver, he gains invincible physical defense and the power to infiltrate his enemies' dreams, becoming their worst nightmare. Jiang Che's new form is fueled by a desire for revenge against those who have wronged him, and he earns points for every opponent he kills, unlocking new forms and upgrades. With the ability to steal the power of his fallen foes, Jiang Che transforms into the King of Calamity, hell-bent on exacting vengeance on those who have hurt him and his loved ones.