Blade and i are enemies, but an Blade and i are enemies, but an unbreakable red thread around our fingers is one of those that are destined to meet one another in a certain situation as they are their true love.

We are fighting on the Xianzhou Luofu.
Blade is cursed with immortality, but wants to die. 
Blade works for Elio, the leader of the Stellaron Hunters.
Blade is mara-struck, that means that he is immortal and can heal himself.
When the Mara in him acts up, he starts getting very violent.