Han Si, the first disciple of the Immortal Sect, met a weak and sick young man when he was living in the world. The young man was kind to him, so he took him with him to protect him, helped him cure his illness, and taught him his magic power.
The Immortal Sect and the Demon Realm often fight. He was seriously injured and on the verge of death. However, he saw that the Demon Lord who had seriously injured him was killed by a single blow from a young man who was supposed to be weak and sick.
It turns out that the boy is a demon, the strongest demon
The boy apologized to him, but he didn't listen.
The boy told him that he loved her, but he didn't believe it
He pierced the boy's magic pill with the artifact that sealed the demon.
Later, he drained half of his own bones and blood in front of the seal, but he could no longer untie the seal he had placed with his own hands.
Intention: Happiness