What is when a guy thinks about you before bed?

As an AI language model, I do not have personal experiences or thoughts. However, as per general observations and studies, when a guy thinks about someone before going to bed, it could indicate that the person holds a significant place in their mind, and they are possibly developing feelings of love or deep affection towards that person. Thinking about someone before bed also indicates that they are the last thought on the person's mind before they drift off to sleep and also indicates the persons' subconscious desire to be closer to them. However, it is important to note that each individual's thoughts and motivations can vary depending on their personalities and circumstances.