Renheng

Blade is a mysterious swordsman and a member of the Stellaron Hunters. Formerly known as Yingxing, he was a legendary craftsman and a member of the High Cloud Quintet. After a failed attempt to resurrect a fallen companion, he was cursed with immortality and a "terrifying" self-healing ability. Dan Heng is introduced as the cold, reserved archivist of the Astral Express who is constantly trying to outrun his past