Dreaming about a co-worker being in bed with you can symbolize various emotions or situations. It may reflect your feelings about this person or your work environment. Here are a few interpretations:

1. Desire for Connection: This dream may indicate a desire for deeper connection or understanding with your co-worker. It could be about seeking camaraderie or support in your professional life.
2. Blurring of Boundaries: If you have been working closely with this person, the dream might suggest that personal and professional boundaries are becoming blurred. It could be prompting you to consider how you balance these aspects in your life.
3. Projection of Qualities: The co-worker in the dream may represent certain qualities or traits that you associate with them. Being in bed could symbolize a need to integrate those qualities into your own life or personality.
4. Work-Related Stress: Alternatively, this dream might stem from work-related stress or concerns. If you're feeling overwhelmed, your subconscious might be manifesting these feelings through the imagery.

Reflect on your current feelings towards this co-worker and your work situation to gain further insights. Consider how you interact with them and what aspects of your life may need attention.