C1039 Stupid girls

"Ka Suo might be allergic to formaldehyde or other chemicals in the air. If she takes the medicine and emits a large swath of red light, that means she has a very serious reaction, and she has been living with an allergen all this time. What Ling Feiyu saw was the red spot under her neck. The girl had intentionally covered it with her collar, but he had a pair of hawk eyes