From a cinematography perspective, the scene relies on natural window light. The color grading leans towards amber and cool teal, reflecting the "overcast afternoon" vibe.
The "raw" label also implies a lack of narrative contrivance. There is no plumber, no delivery man, no step-relationship. It is simply two attractive people, a blanket, and the mutual decision to ignore the cold outside. BlackedRaw - Lena Anderson - Get Cozy