What is the name of

Air was forced back into Nan Wan'yan's nostrils. She gasped, struggling to breathe, after vomiting a large pool of blood onto the floor beside the bathtub where she lay half propped up.,But this black spot seems to be caused by poisoning, right,Looking at the dilapidated courtyard, completely uninhabitable, Nan Wanyin clenched her fists tightly.。