Two male protagonists
Ember glass:
The nine worlds are splitting apart, and the fire of life is the lord. When the twin swords of the execution ground are facing each other - the world-burning calamity fire and the pure-world colored glaze collide with each other. The bloody curtain was torn open, and the murderous hands behind the scenes were actually close relatives. When the flames of repulsion burned into the same fire, the Supreme Lord bowed his head and sighed, brushing his blood-stained fingertips over his old friend's face: "Who in this world is worthy of staining your glass with blood?"