A severe condition plaguing Huo Zhixing for three years, characterized by nightmares, bloodshot red eyes, madness, exhaustion, and violent instability. Old Doctor Qin insisted it could only be managed, never cured. However, after Su Jiuyue stayed with him, he slept soundly for an entire day and night without a single nightmare for the first time in three years. His eyes became clear and focused. Grandpa Huo suspects the illness is cured by having a woman, specifically Su Jiuyue's presence and natural fragrance.
