"What's wrong, Matt!?" Alice felt frightened, but her pulse relaxed when she touched him and noticed he was okay. Still, the sudden unconsciousness, in conjunction with that scream he gave, left her too stunned.
Soon, she began to tremble, not understanding what had happened to Matt. Numerous thoughts came to her of multiple illnesses that could strike just like that all of a sudden.
Still, she could not understand what was going on. Therefore, she could only use her own logic and desperation to do something.
She quickly thought that warming him with her body would be a good idea, as she felt Matt's body suddenly getting cold. She promptly took off her clothes, remaining in her underwear, and then hugged him tightly to her chest while tucking him in with her own clothes.
From her awkward movements, you could tell she was shivering.
...