Ghost Revival: I Have a Ghost Asylum

On his twentieth birthday, Jiang Fan received a special gift from a house owned by his missing father. But when he got there, he found that it was actually a ghost asylum. In order to survive, Jiang Fan needs to keep sheltering various ghosts. [D-class ghost, humanoid, codenamed Mad Girl] [C-level ghost, incorporeal, codenamed Mist] [B-level ghost, humanoid, codenamed Corpse King] [A-level ghost, incorporeal, codenamed Ghost Forest] In this world where ghosts are resurrected, Jiang Fan unknowingly becomes the king of ghosts.